Imperialism was a cause because building an empire needs manpower such as an army and a navy to conquer and keep the land that they colonised. The alliances system meant that a local conflict could easily result into an intimidating global one
The U.S. granted African American men the right to vote. Stating that the rights of the citizens of the U.S. shall not be denied by the U.S.
<span>"Racism was deeply felt throughout the nation, and the civil rights gains of the Reconstruction period were rolled back by Jim Crow laws."</span>