The Allies of WWII (US, USSR, UK and France) divide Germany into four occupation zones.
Nagasaki and Hiroshima
August 6, 1945 - August 9, 1945
American nuclear bombs destroy Hiroshima and Nagasaki, the Japanese surrender.
March 12, 1946
The US offers assistance to countries threatened by communism (especially Greece and Turkey). US Secretary of State George C. Marshall announces a massive aid program for the reconstruction of World War II-torn Europe that will become known as the Marshall Plan.
West Berlin Blockade (by the Soviets)
June 24th, 1948 - May 12th, 1949
Cut off from the outside world, provisions are delivered to the isolated city by the Americans in the Berlin Air Bridge action. First major Berlin crisis during the Cold War ( May 12, 1949, Stalin lifted the blockade).
April 4th, 1949
The NATO Treaty is signed in Washington in order to resist Communist expansion, The Federal Republic of Germany joins NATO in 1955 and forms the Bundeswehr, the first Germany army to exist after Hitler's fall.
The Korean War
1950 - 1953
After North Korea attacks South Korea, UN troops led by the US invaded the country. China and the Soviet Union back North Korea. The cease-fire leaves the two countries with the pre-war status quo.
August 13th, 1961
Berlin Wall was built by the Soviets following the breakdown in talks to decide the future of Germany.
The Cuba crisis
After the Soviets position nuclear war heads in Cuba, the United States threatens war. The world is on the verge of nuclear war for days.
1965 - 1975
The first US combat forces land in South Vietnam. The US withdraws its troops in 1973. Two years later the communist north conquers the southern part of the country.
The Berlin Wall falls
November 9th, 1989
The Berlin Wall falls and the Warsaw Pact is then dissolved in 1991.