Who? who were the victims of the holocaust? who were members of the "master race"?

Why was mao zedong’s communist china ready to use military tactics against the troops of us general douglas macarthur in korea? a. mao zedong had long planned to declare war against the united states. b. us troops kept marching farther into north korea, getting closer to the chinese border. c. us president harry truman threatened to use nuclear weapons against china. d. kim il sung had requested china’s to declare war against the united states.

Secretary of state kissinger engaged in to reach a cease-fire between israel and arab nations.

What is the name for the main idea behind the settling of western lands by americans in the early-1800s?