Islamic scholars expertly gathered data and ordered it so that people could easily understand and reference information through various texts. They also summarized many Greek and Roman writings, compiling encyclopedias. Rather than being a subject in its own right, medicine was part of medieval Islamic culture.
The process is called industrialization because of all the manufacturing jobs created by machines and that is also the beginning off urbanization when many people started to move from farms to cities to seek jobs
Scott Joplin was a very popular and successful Ragtime songwriter in the 1800s. He was known as the "King of Ragtime" and composed 44 Ragtime pieces, as well as two ballets, and a Ragtime ballet. The other three artists were popular musicians in the 1950s and 1960s and did not record in the Ragtime era or style.
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Roman eperors held events like those to get rid of slaves, traitors, and evil people. The best answer that I can give you is they prevented revolts.
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