Which was not an achievement of w. e.b. du bois? first african american to earn a harvard ph. d. along with others, form the naacp launch the niagara movement to end segregation first african american to appear before the supreme court

in 1989, tiananmen square in beijing was the site of china’s main industries. china’s government headquarters. -pro-democracy demonstrations. (second choice)

a social contract.

"a social contract is an agreement between citizens and their leader where the citizens give up certain freedoms in exchange for protection. the constitution of the united states is an example of a social contract."