Correct me if I'm wrong but I think the answer is:
"They were white musicians and composers who were heavily influenced by jazz."
Hope this helps and God bless you!
George Washington was the first one
The Industrial Revolution and new jobs in factories contributed to growth of cities in the late 1800's, as did immigration.
Back then the supreme court <span>ruled that racially separate facilities, if equal, did not violate the Constitution.
This indicates that racial segregation itself is regarded as legal by the Supreme court. Because of this, many people in the south started to separate their establishment and creating racial discrimination in the society.
Even though there is a couple occurrence while the north tried to do discriminate minorities, the majority of people tend to despise this ruling and keep creating effort to override it.</span>