Answer: abolished slavery in the United States and provides that "Neither slavery nor involuntary servitude, except as a punishment for crime whereof the party shall have been duly convicted, shall exist within the United States
Explanation:
We were relieved by jobs, war, and other countries trade.
It is A he was responsible for most reforms of his father and many others, including judges, abolishing corporal punishment, promoting local self-government through the zemstvo system, imposing universal military service, ending some privileges of the nobility, and promoting university education.
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!
A letter from a soldier who fought in the Napoleonic Wars is considered a primary source.