World War 1.
Many blacks left southern states during WW1 and moved to big northern cities to work in war industries.
More went to New York city than to any other,and after the war there a lot of blacks living in Harlem who were literate and artistic.
B) They had a complex civilization that was destroyed by the Spanish conquerors.
By the time of the Spanish invasion, the Aztecs had devloped a strong civilizations, they had a system of trade & commerce and were quite wealthy. They also had a primitive form of "police" and a banking system.
Answer:
plessy v. ferguson was a landmark 1896 u.s. supreme court decision that upheld the constitutionality of racial segregation under the separate but equal doctrine the case stemmed from an 1892 incident in which african american train passenger homer plessy refused to sit in a car for blacks
Explanation:
Date: May 18, 1896
Ruling court: Supreme Court of the United States
Dissent: Harlan
Majority: Brown, joined by Fuller, Field, Gray, Shiras, White, Peckham
Citations: 163 U.S. 537 (more)16 S. Ct. 1138; 41 L. Ed. 256; 1896 U.S. LEXIS 3390
p.s idk if that was te answer u were looking for