What kind of imperialism is this ? "the united states set up a government in puerto rico"

Japan became a peaceful democratic nation relativlt quickly after the end of world war 2. which step was not part of its post-war transformation? a. giving the emperor more political power. b. adopting a new constitution. c. giving women the right to vote. d. disarming most of the military.

Was the first african american to be appointed to the u. s. supreme court.

During the era of european expansion, what was the biggest reason for spain’s push for exploration?