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What Did the Berlin Wall Do in the Cold War?

by | Mar 7, 2024 | World War Tour Berlin

The Berlin Wall was a physical barrier that divided the city of Berlin from 1961 to 1989. It was a significant symbol of the Cold War, which was a period of political tension and military rivalry between the United States and its NATO allies and the Soviet Union and its allies in the Warsaw Pact.

1. Background of the Cold War

The Cold War was a conflict between the United States and the Soviet Union, characterized by ideological differences and competition for global influence. It was called “Cold” because it never escalated into direct military confrontation between the two superpowers.

2. Why Was the Berlin Wall Built?

After World War II, Germany was divided into four zones, each occupied by one of the Allied powers: the United States, the Soviet Union, Great Britain, and France. Berlin, located within the Soviet zone, was also divided into four sectors. However, tensions between the Allied powers quickly emerged, leading to the division between East and West Germany.

In an attempt to prevent East Germans from fleeing to West Germany, the communist government of East Germany, with the support of the Soviet Union, decided to construct a physical barrier known as the Berlin Wall. The wall aimed to separate the capitalist and democratic West Berlin from the communist East Berlin.

3. Impact of the Berlin Wall

3.1. Physical Barrier and Loss of Freedom

The Berlin Wall was a physical obstacle that consisted of concrete walls, guard towers, and barbed wire fences. It stretched for approximately 155 kilometers (96 miles) and completely surrounded West Berlin, effectively isolating it from East Germany and East Berlin.

3.2. Families Separated

The construction of the Berlin Wall resulted in the separation of families and friends. Many East Berliners were cut off from their relatives living in West Berlin or other parts of West Germany. The wall created an emotional toll on the affected families.

3.3. Symbol of the Cold War

The Berlin Wall became a potent symbol of the Cold War. It represented the division between the democratic and capitalist Western Bloc and the communist Eastern Bloc. The wall symbolized the ideological and political differences between the United States and the Soviet Union.

4. Attempts to Escape

4.1. Escaping through Checkpoints

Despite the tight security measures, some East Germans managed to escape to West Berlin through the designated checkpoints. The most famous checkpoint was Checkpoint Charlie, located in the heart of Berlin. However, the success rate of crossing the checkpoints was low.

4.2. Tunneling

In their desperation to reach freedom, some East Germans tunneled underneath the Berlin Wall. These tunnels were dangerous, but they offered a chance for escape. One of the most famous tunnels was the “Tunnel 29,” which allowed 29 individuals to escape to West Berlin.

5. The Fall of the Berlin Wall

The fall of the Berlin Wall on November 9, 1989, symbolized the end of the Cold War era. The wall was breached after massive public demonstrations and protests. This event led to the reunification of Germany and the end of Soviet influence in Eastern Europe.


The Berlin Wall played a crucial role in the Cold War by physically and symbolically dividing East and West Germany. It represented the ideological differences between communism and capitalism. The fall of the wall marked a significant turning point in history, leading to Germany’s reunification and the end of the Cold War.

What Did the Berlin Wall Do in the Cold War?