Answer:
A. A. Japan's ruler did not allow them to conduct business anywhere else.
It's based on the Voting Rights Act of 1965. This prohibits the states and various political parties from putting voting qualifications or any other requirements in order to proceed with voting. Take note that this is all for the sake of the Civil Rights of the citizen so that everyone will be able to have a fair way to vote - regardless of status and color.
Before this happened, take note that only a few African Americans had access to voting. There were even tests conducted to see if they are worthy for voting - indicating a bias in their colored race.
The Cold war was a series of Proxy Wars, The Cold war began shortly after the end of World War 2, since Germany was overthrown the only superpowers left were U.S and Soviet Union (Present day Russia) They differences were that Soviet Union was a communist country and the U.S was a Captialist country, they both came very very close to Nuclear War since they both were making Nuclear Bombs, they also had Proxy Wars (Wars that were fought between 2 countries but not on their soil) Korean War, Vietnam, Grenada etc, the Soviet Union fell in 1991.