Answer:
Martin Luther King Jr. was a leader in the Civil Rights Movement for the African-American. He said this quote above mentioned in the question because he wanted the public to listen to his speech as he stands there as a religious figure who is trustworthy, respected. He uses an example of ethos to convince people for the cause.
The Klu Klux Klan was a gang devoted to racial discrimination against blacks. It was active during the 1800s and 1900s
The war was actually between Japan and USSR, not Russia. It was fought on land belonged to China with US and Western allies watching and supporting the Chinese govt.
Japan was the aggressor and invaded part of China bordering USSR. To protect its own interests in China, USSR fought off Japan and took over the puppet govt in Manchuria set up by Japan. It allowed USSR to spread communism to China which turned into a communist country later. US and Western allies won WWII but were alarmed to see the spreading of communism. That confrontation was the beginning of the cold war.
Women won the right to vote on August 18, 1920
