Soviet Union and Red China verses the US and Britain.
The major rivals of the Cold War were the US vs. the USSR.
The U.S. and the soviet Union.
The Americans and the Russians.
{| |- | The primary opponents were the US and the Soviet Union. While they were opponents, they did not actually have a war going on that was hot, they weren't shooting at each other. There were numerous engagements with others that were bullets were flying. |}
USSR aka the sovet union
The primary communist leader collapsed; and the cold war ended in 1990.
{| |- | The primary opponents were the US and the Soviet Union. The US was supported by NATO while the Soviet Union had the Soviet Bloc. While they were opponents, they did not actually have a war going on that was hot, they weren't shooting at each other. There were numerous engagements with others that were bullets were flying. |}
The two main opponents did not fight each other directly.
The main opponents of the Cold War were the United States and the Soviet Union. These countries never actually fought in the battle sense, so the war did not become "hot" between them.
Other than accidents and incidents, no. The cold war was not a war; it was just as term to describe a "military stand-off" between two sets of nuclear armed opponents.
Soviet Union (Russia.)
they were opponents in the civil war 1861 - 1865
The United States and the Soviet Union.
{| |- | The primary opponents were the US and the Soviet Union. The US was supported by NATO while the Soviet Union had the Soviet Bloc. While they were opponents, they did not actually have a war going on that was hot, they weren't shooting at each other. There were numerous engagements with others that were bullets were flying. |}
The people who supported the Vietnam War were commonly knowns as hawks.