Monday, May 11, 2020

The Origins Of The Percussion Family - 1310 Words

Examining the Origins of the Percussion Family To get a clear view of the origins of the percussion family, one should first have to the ability to classify the plethora of instruments. For the sake of this document we will use the broad classification of Janissary instruments and non-Janissary instruments. The Janissary instruments find their roots in the Turkish military bands of the Ottoman Empire. The term Janissary refers to the Turkish Yeà ±i-à §eri, or â€Å"new troops†. Sultan Orkhan I, of the Ottoman Empire, created The Janissaries, but his successor, Murad I, officially established the corps circa 1360’s CE. They were originally an elite corps of troops made up of the Sultan’s loyal slaves. The corps eventually picked up the use of†¦show more content†¦This is most likely the influence of the Crusades that would have brought Arabic culture, albeit in a violent way, to Europe. Timpani, as aforementioned, hold an intrinsically military tradition. Because of its use in the Turkish armies, the Europe borrowed the instrument in its armies. These influences can be seen in the earliest uses of timpani. The timpani that were taken from the Arabs were made into an essential element of prestige for the nobility. During the fifteenth and sixteenth centuries both trumpeters and kettle drummer were restricted to only those of high rank or nobility. This lead to the creation of an exclusive guild to train the instrumentalists. This lead to a surplus of players, especially after the last failed Siege of Vienna in 1683 CE. Due to this surplus, the Classical period, when timpani were used on a regular basis, began to use timpani in a limited fashion. In combination with the trumpets, the timpani mostly played rhythmically driving music. This is best observed in Handel’s Messiah. During the Hallelujah Chorus the trumpets and timpani can be easily heard playing the same material. This pairing is not coincidental, both instruments had a high amount of military background during the time of Handel. So, the pairing would have observed that military tradition, but this military tradition followed the Eastern custom of pairing trumpet with timpani. It is important to note that this trend among the Classical composers to use timpaniShow MoreRelated History of Percussion Instruments Essay926 Words   |  4 PagesHistory of Percussion Instruments There are few certainties about the percussion family. No one can say how many instruments it contains; few have agreed on playing techniques; and few could name one orchestral piece specifically written with percussion in mind. However, one thing is certain, percussion has been shown over time that it is not merely a matter of beating out rhythm (â€Å" History of Percussion† 1). The family of percussion instruments is the first musical instrumentationRead MoreThe Musical Exploration Of Isms1770 Words   |  8 Pageswhat we are.† Percussion is one of the oldest instrument families and has grown to a degree of vast importance in all forms of modern Western music. Namely, this is because of the incorporation of percussion into both academia and entertainment music. At first, percussion was introduced into Western Classical music during the Classical period, as a means of getting exotic and unusual sounds for composers; however, the twentieth century works brought a unique gravitation to percussion. Twentieth centuryRead MoreMusic Class Under The Instruction And Supervision Of Mr. Gonzales1925 Words   |  8 Pagesscary and suspenseful mood. Percussion instruments are hit, shook, or rubbed to make music. Percussion instruments can be tuned or untuned. The timpani drums, also known as kettle drums, are an example of a percussion instrument; it is made of metal. The gong is another percussion instr ument that is a type of cymbal and is untuned. Maracas are also a percussion instruments because sound is made by shaking them and are untuned, as well. The voice can also be a percussion through beat-boxing, makingRead MoreHistory of Percussion Essay3972 Words   |  16 PagesPercussion is known to have been around since the beginning of civilization, in all cultures and all major civilizations around the world. In 6000 B.C., the first time of a percussion instrument was evolved, and it was simply anything that could be found that could be hit together to create a sound. Percussion instruments have been used and associated with strong ceremonial, sacred, or symbolic events. For example, in Africa, drums symbolize and protect tribal royalty. The drums symbolize a familyRead MoreOrigins Of The Middle Eastern Dance1181 Words   |  5 PagesSharqi stems from older dances. It is known to be one of the world’s oldest dances with theories relating it to ancient dances in Mesopota mia, Egypt, Greece, Persia, India and other ancient civilizations. Middle Eastern dance have many histories and origins. It is possible that this dance can be traced back to Mesopotamia where temples engraving depicting dancers have been found. These same types of depiction have been found on temples in Egypt dating back to 1000 B.C. and in Greece. It is whisperedRead MoreEssay on Traditional Russian Folk Instruments1518 Words   |  7 Pagesbasically flat, with a small round sound hole near the narrow top of the belly; a long, narrow neck; and three gut or metal strings, normally plucked with the fingers (a leather plectrum is sometimes used with metal strings). A member of the guitar family, this instrument is sometimes called the Russian lute. The balalaika is built in six different sizes, from the piccolo to the contrabass. When all the different sizes are used at the same time, a balalaika orchestra is formed. Typically, theRead MoreCaribbean Music1076 Words   |  5 PagesIntroduction: Caribbean music originated from the Caribbean Islands, also known as the West Indies, and is a mixture of West African and European predominantly Spanish influences. The music has its origin when West African slaves were brought to Caribbean Island. They composed music with the help of percussion instruments like drums, bells and shakers. The music had unique musical style elements with special tempo-setting rhythms created by claves or bells, multi-layered and syncopated rhythms and songsRead MoreThe Native American Culture Of Native Americans1335 Words   |  6 Pagesnation has they own special festivals and music, and Native American is no exception. First, the native music related many aspects such as ritual, life and work. They like to combine music with dance, and the Native American music always created rich percussion instruments. For example, the hand drum, log drum, water drum and rattle, etc. Powwow is an important festival and ritual for the Native American, and it is a symbol for the tradition culture of Native Indians. Powwow, is a social gathering by theRead MoreNative American Tradition Culture Of Native Indians1338 Words   |  6 Pageshave they own special festivals and music, and Native American is no exception. First, the native music related many aspects such as ritual, life and work. They like to combine music with dance, and the Native American music always created rich percussion instruments. For example, the hand drum, log drum, water drum and rattle, etc. The Powwow is an important festival and ritual for the Native American, and it is a symbol of the tradition culture of Native Indians. Powwow, is a social gathering byRead MoreAssignment: Human Voice and Music Essay2489 Words   |  10 Pagesinstruments, each instrument representing one of the four families of instruments.   Describe the physical appearance and how sound is produced for each instrument, and what the most common use of each instrument is in music. Answer: Four musical instruments : Trumpet: brass wind musical instrument of part cylindrical, part conical bore, in the shape of a flattened loop and having three piston valves to regulate the pitch. Its origin is ancient; records of a type of simple valveless trumpet are

Wednesday, May 6, 2020

Stalin †History Free Essays

How far was Stalin’s victory in the power struggle between 1924 and 1929 the result of the popularity of his policies? Even though Stalin’s victory in the power struggle was partly due to his popular policies, it was not just this that allowed Stalin also because of the mistakes made by other rivals and factors that played into his hands. For example Trotsky was a former menshevik which helped Stalin accuse him of not been a true Bolshevik. There are many reasons that suggest Stalin’s victory in the power struggle was because his popular policies. We will write a custom essay sample on Stalin – History or any similar topic only for you Order Now For example Stalin’s popular policy of Socialism in one country put the needs of the USSR first, this was particularly popular because the conditions for the majority of the Russian people was unthinkable as extreme poverty was common for the average Russian in the the early 20th Century. It was a lot more popular than Trotsky’s idea of World revolution, which would have seen many of the resources owned by the USSR sent abroad to try spread the Communist revolution abroad in other countries. Stalin developed his idea in Socialism in one Country because he did not like Trotsky. Stalin recognised that Trotsky’s policy was over optimistic and unpopular. The First World War and the civil war had destroyed the Russian economy and Stalin’s policy showed faith in the soviet people, almost portraying that Stalin believed in the Russian people. Stalin portrayed the Worldwide revolution as a policy that put the needs of other countries before those of the Russian people. Trostsky’s Jewish background marked him as a disloyal outsider among many party members anyway, and his international policy only seemed to confirm that he was not loyal to the people of Russia. It was not just his popular policies that saw Stalin replace Lenin as the leader of the USSR. It was also partly due to the mistakes and weaknesses made by the other leading Bolsheviks such as Trotsky. Trotsky was seen as too powerful because he was the leader of the 5 million strong red army, he was known as the Red Napoleon. Trotsky was also Jewish, even though he himself believed that this reason would stop him from becoming the next leader, many argue that this was not such a big problem. However he was an ex menshevik which allowed Stalin to question his belief in Bolshevism, it was this fear that Trotsky was too powerful that led to kamenev and Zinoviev to side with Stalin. His popular policies were key to Stalin becoming the next leader of the USSR. Stalin’s commitment to the NEP until 1927 allowed him to defeat the united opposition of Trotsky, Zinoviev, and Kamenev. After the fall of Trotsky Zinoviev and Kamenev realised that Stalin was now the most powerful figure in the party and they began to speak out against the NEP. This was not only an attack on Stalin but an attack on Bukharin resulting in the two uniting. The NEP was particularly popular because it was following the line of Lenin and more than anything it seemed to be working as the Russian economy recovered in the mid 1920’s. However Stalin was victorious in the power struggle not just because his policies were popular but because he had a great deal of luck. The two main pieces of luck that Stalin had was the ban on factionalism introduced by Lenin before his death and the appointment of Stalin as general secretary in 1922. Originally when Stalin was first appointed as General Secretary many Bolsheviks didn’t realise the potential power which this now gave Stalin,one Menshevik described Stalin as the ‘grey blur’. However this gave Stalin power that nobody could have anticipated, it allowed for Stalin to appoint the regional secretaries, meaning that Stalin was able to rebuild the party by selecting the people who he wanted into key posts. This meant that slowly the party was been built up of people which were supporters of Stalin. The second bit of luck which inevitably benefited Stalin was the Ban on Factionalism which was introduced in 1921. This ‘Ban on Factionalism’ meant that everybody within the party were not able to speak out against official party policies and if somebody did then they were accused of been a factionalist and therefore expelled from the party. This benefited Stalin greatly as he could use this to his advantage, anybody that publicly spooke out against one of the policies which he supported could be branded as a factionalist and not a supporter of Lenin and therefore be defeated in the struggle for power. It could be argued that Stalin’s policies were the main reason as to why he was victorious in the power struggle, however it is important to remember hat Stalin was extremely pragmatic when it came to what he believed in, changing his mind and supporting particular policies when it suited him, so the real fundamental reason as to why Stalin was victorious in the power struggle was because Stalin unlike the other leading figure of the party played his cards right and was clever w hen it came to who he sided with. It was his cunningness combined with the amount of luck which he had which led to him eventually becoming the next leader of Russia in 1928. How to cite Stalin – History, Essay examples

Friday, May 1, 2020

The Impact of Scientific Discoveries Free Sample for Students

Question: What is the Impact of Scientific Discoveries. Answer: Introduction Science and innovation have majorly affected society, and their effect is developing. By definitely changing our methods for correspondence, the way we work, our lodging, garments, foods, our transportation method, and undeniably even the extent and quality of life. Science has produced changes in the ethical qualities and essential theories of humanity. By making life simpler, science has allowed mankind to seek after societal concerns, for example, morals, feelings, education, equity and to make civilizations. Be that as it may, it has likewise put us in the one of a kind position of having the capacity to demolish ourselves. Drug discoveries and improvements in pharmaceuticals enhanced the health services. In 1928, Sir Alexander Fleming distinguished penicillin (first antibiotic), a particle produced by specific molds (Penicillium chrysogenum) that kill or stop the development of specific types of microscopic organisms. Louis Pasteur developed the procedure of pasteurization. On 1885, he developed his vaccination against rabies. With the discovery of diverse groups of antibiotics, vaccines, and drugs there comes some possible risks. Generation of antibiotic and drug resistance bacterial strains is an epic problem. The technique Polymerase Chain Response, invented in 1985 by Kary B. Mullis, permitted researchers to make a huge number of duplicates of a rare specimen of DNA. The system has reformed numerous aspects of present research, including the determination of hereditary defects and the recognition of the AIDS virus in the human cell (Erlich 2015). Georges Khler and Csar Milstein succeeded in making the fusion of myeloma cell lines with B cells to make hybridomas that could deliver monoclonal antibodies. This revelation hugely impacted the pharmaceutical industry as this technique can be utilized for therapeutic treatments, cancer treatment, autoimmune diseases and diagnostic tests (Lefkovits and Pernis 2014). The advancement in the area of the optic with the formation of spectacles is a significant event. Hans Lippershey, credited with the development of the telescope. In 1835, German scientist Justus von Liebig built up a procedure for applying a thin layer of metallic silver to the other side of a sheet of clear glass. This method was soon enhanced, taking into consideration the large scale manufacturing of mirrors. Isaac Newton reasoned that light is made out of colored particles that consolidate to seem white. Newton built up in his Theory of color that any refracting telescope would experience the dispersion of light into colors and concocted a reflecting telescope (Sullivan 2015). The invention of the compound microscope is of great importance. With the advancement of technology and enhanced optics, the modern microscopes have appeared (Alvarez and Sobocinski 2015). In 1609, Galileo Galilei was the first found mountains and pits on the moon, the sun had sunspots, the Milky Way and arrangement of moons of Jupiter with his self-made telescope (Brecht 2015). Newton's law of universal gravitation was a pioneer work in the field of physics (Sullivan 2015). Sir George Cayley is widely recognized as the originator of present day aviation. He built up the present day conventional type of the settled wing plane having a stabilizing tail (Gibbs-Smith 2013). Albert Einstein is famous for his Theory of Relativity and the equation E=mc2 (Einstein 2015). This hypothesis changed much in the way researchers looked at the world and set the establishment for some present day developments, including the nuclear energy and atomic bomb. But today, everyone knows the lethal effects of nuclear weapons after the Hiroshima and Nagasaki incident. The pyramids are primarily amazing for their gigantic size and the stunning labor. Despite the fact that the Egyptians accomplished remarkable deeds of engineering, they seem to have done as such with relatively primitive technologies. Fortresses, castles and church buildings were the best construction activities of Europe. A recovery of stone structures in the ninth century and the Romanesque style of engineering started in the late eleventh century. The seventeenth century saw the introduction of present day science which would have profound effects on building developments. Exploratory science and scientific strategies turned out to be progressively modernized and utilized in structures amid the eighteenth century. Building codes have been applied since the nineteenth century, with exceptional respect to fire protection. In the twentieth century, extraordinary constructions are made such as Burj Khalifa in Dubai, Absolute World in Toronto etc. but the ecosystem, conservation of en ergy, and sustainable development have turned out to be more imperative issues of construction. The IBM PC is the first form and forebear of the IBM PC compatible hardware. The historical backdrop of laptops portrays the endeavors in the 1980s to construct little, convenient PCs that consolidate the segments, information sources, yields and capacities of a desktop PC in a little case. Before laptops were technically feasible, comparable thoughts had been proposed, most outstandingly Alan Kay's Dynabook idea created at Xerox PARC in the mid-1970s. One of the primary convenient PCs was the Xerox NoteTaker (Randell 2013). In 1839, Louis Daguerre invented the first camera which enables a permanent photo to be taken and today photography became an art. However, photography has its detriments as well. Martin Cooper, a researcher, and executive of Motorola made the first mobile phone. The historical background of the smartphones starts with Steve Jobs. Smartphones give greater ease of communication especially in the time of emergencies and disasters. It also provides versatility in the use of technology. But excessive use of smartphones has several disadvantages such as distraction, dependency, interruption, isolation and even life-threatening health issues. Conclusion To conclude, the creations from the past can be found in the advancements of today; from the stone apparatuses and the wheel assist making it conceivable with making the pyramids, all the way to discoveries today, such as the smartphones, remote controls, and skyscrapers. Progression in the science and innovation is directly and positively influencing the way of living and the quality of life on one hand, however, it is influencing indirectly and adversely on the wellbeing of mankind in several aspects. But a number of benefits are so great and made our life so comfortable that we cannot live without them and require them in every aspect of life. Reference Alvarez, P. and Sobocinski, G., 2015. Through the magnifying glass: a short history of the microscope. Brecht, B., 2015.Life of Galileo. Bloomsbury Publishing. Einstein, A., 2015.Relativity: The special and the general theory. Princeton University Press. Erlich, H., 2015.PCR technology: principles and applications for DNA amplification. Springer. Gibbs-Smith, C.H., 2013.The history of flying(Vol. 9). Cambridge University Press. Lefkovits, I. and Pernis, B. eds., 2014.Immunological methods(Vol. 3). Elsevier. Randell, B. ed., 2013.The origins of digital computers: selected papers. Springer. Sullivan, A.M., 2014.Sir Isaac Newton: Famous English Scientist. Simon and Schust

Saturday, March 21, 2020

The influx of foreign worker Essays

The influx of foreign worker Essays The influx of foreign worker Essay The influx of foreign worker Essay On the other hand, rate of unemployed Malaysian increases as Job opportunity being taken away. The employer prefer to hire foreign workers as they are willing to accept lower pay from the locals especially In the lower skilled Jobs. Consequently, the Jobs opening for the locals are diminishing as they have to compete with the foreigners . The burden will be put on the government as social welfare expenses will be higher. The influx of foreign workers coming to Malaysia will also cause reduced national income. No doubt the main cause of their coming is to work and make a living. This has resulted in huge outflow of Malaysian currency to the foreign workers origin country and decreases the values of Ringing Malaysia. One major drawback is that the workers ought to send some money wages back to their home country for their family, instead of spending it. Another point Is that the Increases of crime rate In our country. There are foreign workers who come here do not have adequate wages and do not have a Job for retrain period . Thus, they will face financial difficulties as the cost of living will be the burden. As a result, Involving in the criminal activities happen such as burglary, theft-lifting, rape and riots. Criminal activities that often occur not only threaten their own safety but also will affect the image of our country. The influx of foreign workers into Malaysia is not a new phenomenon. Looking at the concern issues, it is a task for the government to search for a mechanism in order to engage and control this phenomenon before it become worse. Majority of community consider them as troublemakers who should be thrown away. However, are foreign workers only have an adverse effect, or Is It something good comes despite the presence of these foreign workers? In conclusion, its important to have some control over the use of foreign workers and to make sure that using them does not disrupt the labor market for local workers . But, Malaysia is still in need of foreign workers in order to maintain economic growth. Therefore, the government plays an important role on balancing the situation so that the policy of having foreign workers in Malaysia will have maximum benefit to the country. The influx of foreign worker By equally lower pay from the locals especially in the lower skilled Jobs. Consequently, the Jobs Another point is that the increases of crime rate in our country. There are foreign the burden. As a result, involving in the criminal activities happen such as burglary, are foreign workers only have an adverse effect, or is it something good comes.

Thursday, March 5, 2020

The Necklace Review

'The Necklace' Review Guy de Maupassant  manages to bring a flavor to his stories that are unforgettable. He  writes about ordinary people, but he paints their lives in colors that are rich with  adultery, marriage, prostitution, murder, and war. During his lifetime, he created nearly 300 stories, along with the other 200 newspaper articles, 6 novels, and 3 travel books that he wrote. Whether you love his work, or you hate it, Maupassants work seems to illicit a strong response. Overview The Necklace (or La Parure), one of his most famous works, centers around Mme. Mathilde Loisel - a woman seemingly fated to her status in life. She was one of those pretty and charming girls who are sometimes as if by a mistake of destiny, born in a family of clerks. Instead of accepting her position in life, she feels cheated. She is selfish and self-involved, tortured and angry that she cant purchase the jewels and clothing that she desires. Maupassant writes, She suffered ceaselessly, feeling herself born for all the delicacies and all the luxuries. The tale, in some ways, amounts to a moralistic fable, reminding us to avoid Mme. Loisels fatal mistakes. Even the length of the work reminds us of an Aesop Fable. As in many of these tales, our heroines​​ one really serious character flaw is pride (that all-destroying hubris). She wants to be someone and something that she is not. But for that fatal flaw, the story could have been a Cinderella story, where the poor heroine is in some way discovered, rescued and given her rightful place in society. Instead, Mathilde was prideful. Wishing to appear wealthy to the other women at the ball, she borrowed a diamond necklace from a wealthy friend, Mme. Forestier. She had a wonderful time at the ball: She was prettier than them all, elegant, gracious, smiling, and crazy with joy. Pride cometh before the fall... we quickly see her as she descends into poverty. Then, we see her ten years later: She had become the woman of impoverished households-strong and hard and rough. With frowzy hair, skirts askew, and red hands, she talked loud while washing the floor with great swishes of water. Even after going through so many hardships, in her heroic way, she cant help but imagine the What ifs... What Is the Ending Worth? The ending becomes all the more poignant when we discover that all of the sacrifices were for nothing, as Mme. Forestier takes our heroines hands and says, Oh, my poor Mathilde! Why, my necklace was paste. It was worth at most five hundred francs! In The Craft of Fiction, Percy Lubbock says that the story seems to tell itself. He says that the effect that Maupassant doesnt appear to be there in the story at all. He is behind us, out of sight, out of mind; the story occupies us, the moving scene, and nothing else (113). In The Necklace, we are carried along with the scenes. Its hard to believe we are at the end, when the final line is read and the world of that story comes crashing down around us. Can there be a more tragic way of living, than surviving all those years on a lie?

Monday, February 17, 2020

1.Select a research topic of your choice based on a business issue and Essay

1.Select a research topic of your choice based on a business issue and design a research proposal for this topic - Essay Example Crude oil is valued in terms of dollars per barrels of gallons in the international markets (BALKE 1997). The aim of the research here is to analyze the influence of shifts in Crude oil prices to the general economic performance due to its immediate influence on the World’s leading stock markets. The study is aimed at finding the changes that do occur in the stock markets which are related to increases or fall in the crude oil prices. The data gathered in the study will be analyzed to a certain the influences of fluctuations on Crude oil prices on inflations (BALKE 1997). Crude oil prices stability in the international market is always short term in nature. As a result such fluctuations have always shown influences on the world commodity prices in one way or the other. From mid-2010, there was a considerable increase in commodity prices as oil prices rose by 40%. During this time there was an incredible increase in food items costs and other farm products, metals and precious commodities like minerals and gem stones rose at a faster rate than ever experience before the energy price changes. Increase in energy prices therefore resulted in the upsurge of prices for food commodities due to the high demand for energy in the production of grains (BALKE 1997). Fluctuations on oil prices do occur following developments on the equity markets which is influenced by crisis in the market such as those of European debt crisis. During this time, the OPEC Reference Basket showed an average of $ 106.32/b, which represented a decline in the previous price level by over $ 5.30. In this period the crude oil future market, the Nymex WTI front-month rose to average $ 86.43/b. Crude Oil price hikes sometimes can be attributed to other factors such as demand. Increased demand for energy in the international markets can be attributed to the increasing economic

Monday, February 3, 2020

Community College Issue Paper Essay Example | Topics and Well Written Essays - 1000 words

Community College Issue Paper - Essay Example Later in the year 2000, the name of the educational institute was again changed to Atlanta Technical College (Atlanta Technical College, 2011). The purpose of the college since its establishment has been to generate awareness and facilitate access to better career opportunities through its contribution in the education sector, which can further facilitate the society to enhance lifestyle. The college thereby intended to benefit students by providing quality support services and programs that could ensure satisfaction among the learners assisting them with greater growth prospects. The college aims to develop the adult learners with efficient qualities to perform in the employment sector within the local, state, national and international contexts. It also aims to ensure the education quality of the institution with due regard to the external economic environment and the changes taking place in relation to the socio-cultural dimensions (Atlanta Technical College, 2011). The Campus Lay out The campus layout of the Atlanta Tech Area allows entrance from both the Southern Direction and the Northern Direction. The campus layout of Atlanta Technical College comprises the Cleveland L. Dennard Building and the Main Campus. The Cleveland L. Dennard Building further includes the Cleveland L. ... m. (Atlanta Technical College, n.d.). Undoubtedly, the university venue is spread in a vast area which increases the requirement of facilitating easy searching for buildings and classrooms. It is worth mentioning in this regard that the college directs its visitors through appropriate map of its buildings and the surrounding area in its official website enhancing the ease to find out the venue. Furthermore, students and visitors are also assisted with adequate information from the receptions which are present in almost every building of the college (Atlanta Technical College, 2011). The campus map has been illustrated below. Campus Layout of Atlanta Tech Area (Atlanta Technical College, 2011) Admission and Registration Processes Atlanta Technical College is open for all students who are eligible for admission in colleges and being devoted towards satisfying the needs of education in the modern society irrespective of racial, ethnic, and age based differences among others. The admissi on and the registration process practiced in the college can be identified as a multi-step procedure that attempts to examine the academic qualifications and competitiveness of passing high school degree to select the qualified candidates. The applicants for the admission procedure are therefore examined on the basis of certain criteria specified in the terms and conditions of the entrance tests. The college also practices transparency policies, in accordance to which, if applicants are found to obtain admission through false information, they would be terminated without the repayment of the admission fees. Additionally, as a punitive measure, the documents and related information of applicants are to be withheld by the college authority and restricting the