The Domino theory was a theory prominent from the 1950s to the 1980s that gave the idea that if one country fell under the influence of communism, then the surrounding countries would follow in a domino effect. Harry S. Truman was the president of the U.S during this time, he was also one of the biggest advocate of containment. After World War two Turkey and Greece was in ruins, and to prevent those nations from falling under communism, Truman proposed a plan to aid the two nations. The Truman Doctrine was American foreign policy to stop Soviet influence during the Cold War. It was announced to congress by president Harry S. Truman on March 12, 1947 where he promised to protect Greece and Turkey. George F. Kennan, one of U.S 's diplomats ideas served as a basis for president Truman 's administration. Kennan was perhaps best known as an advocate of a policy of containment of Soviet expansion during the Cold War. Just like Greece and Turkey, the rest of Europe was in financial ruins as well. The Marshall plan was an American foreign policy to aid Western Europe, in total the U.S spent 13 billion in effort to try to rebuild Europe after the disaster of World War two. George C. Marshall advocated the Marshall plan to aid …show more content…
The Cold War brought a period of "The Red Scare". The Red Scare led to a range of actions that had a profound and enduring effect on U.S government and society. Federal employees were analyzed to determine whether they were sufficiently loyal to the government. Republican senator of Wisconsin Joseph McCarthy was the most enduring symbol of the Red Scare. McCarthy spent five years in vain to expose communists in America. During the Cold War suspicion of disloyalty was enough to convince many Americans that their government was packed with traitors and spies. Those who repented and named names of suspected communists were allowed to return to their business. Those who had their names on the blacklist were then known as traitors, and years had passed before they could have restored their