why does history continue to repeat its self after being taught not to will we never learn from are greatest mistakes

bc its a primal instinct to be greedy and want power and ppl r just horrible unless we learn to come together than we will fall

to protect the united states' role as a world leader, president truman wanted to prevent the soviet union from spreading communism beyond its post-world war ii boundaries. he declared that the united states must assist any nations struggling to prevent a communist takeover.

voter turnout, 2006-2012