The Cold War was primarily a conflict between the United States and the Soviet Union, representing the two opposing ideologies of capitalism and communism.

The Cold War was a conflict between the United States, representing capitalism, democracy, and individualism, and the Soviet Union, representing socialism, dictatorship, and collectivism.

The Truman Doctrine, announced in 1947, signaled the United States' commitment to contain the spread of communism and is often seen as the start of the Cold War.

The Truman Doctrine was a U.S. policy that provided economic and military aid to countries threatened by communism.

Germany was divided into East and West Germany during the Cold War, with East Germany aligned with the Soviet Union and West Germany aligned with the United States.

The Soviet Union's satellite states in Eastern Europe were collectively known as the Eastern Bloc.

The collapse of the Soviet Union in 1991 is generally considered to mark the end of the Cold War.

Richard Nixon initiated the policy of détente with the Soviet Union in the early 1970s.

The Cuban Missile Crisis was triggered by the failed Bay of Pigs Invasion in Cuba, which was supported by the United States.

Project Mercury, Project Gemini, and Project Apollo were all part of the U.S. space program that competed with the Soviet Union's space program during the Cold War.

Mikhail Gorbachev initiated the policies of perestroika (economic restructuring) and glasnost (openness) in the Soviet Union in the late 1980s.

George H.W. Bush declared the Cold War over in a speech in 1992.

The fall of the Berlin Wall in 1989 led to the reunification of Germany in 1990.

The Truman Doctrine was the U.S. policy of containment during the Cold War, aimed at preventing the spread of communism.

The Korean War, which began in 1950, is often seen as the beginning of the Cold War in Asia.