D, proved that there was severe social and judicial bias against immigrants in the US. Sacco and Vanzetti were Italian immigrants and anarchists, and many believe that they were unjustly tried and executed because of that
It was America's breakup letter with England.
As West African slaves came to new places in the Americans, so did their knowledge. They taught many Americans things they did in Africa, such as farming techniques, old tales and myths, and many more. As people exchanged knowledge the traditions started to grow. A significant crop in South Carolina is rice!
Idk. .......................