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The Truman Doctrine established that the U.S. would help allies fighting against communism by sending economic and financial support -
The Marshall Plan declares that the U.S. will provide economic help to Europe after they lose power and their economy crashes -
The Berlin Airlift was a response to the Soviet Union's blockade in Berlin. The airlift was the U.S and UK sending food and fuel to Berlin -
The North Atlantic Treaty Organization, or Nato, was the alliance of the U.S., Canada, and Europe that was created to provide collective security from the Soviet Union -
The Korean War officially started when North Korea invaded South Korea along the 38th parallel -
The Korean War was officially over when the Korean Armistice Agreement was signed, declaring that the two would stay a divided country -
The Warsaw Pact was signed in Warsaw, Poland, and was between the Soviet Union and 7 other European Soviet Union satellite states, and declared collective defense if any of them came under attack -
The Eisenhower Doctrine established that Middle Eastern countries could request economic help from U.S. military forces if threatened by armed aggression -
Sputnik was the first artificial satellite, made and launched by the Soviet Union -
The U-2 Incident was the shooting down of 2 U.S. spy planes, shot down by the Soviet Union