Step 1: Background of the Berlin Wall
The Berlin Wall, erected in 1961 during the Cold War, symbolized the physical and ideological division between East and West Germany. It was a symbol of the broader Cold War conflict between the Soviet Union and the Western Bloc, led by the United States.
Step 2: Fall of the Berlin Wall
The fall of the Berlin Wall on 9th November 1989 marked a pivotal moment in history. It symbolized the end of the Cold War era, the collapse of Soviet influence in Eastern Europe, and the beginning of German reunification.
Step 3: Event Symbolism
- The fall of the Berlin Wall symbolizes the Unification of Germany, as it opened the way for the reunification of East and West Germany in 1990.
- It also symbolizes the Collapse of the Second World, referring to the collapse of the Communist Bloc led by the Soviet Union.
Step 4: Final Answer
Therefore, the correct answer is (B) Unification of Germany and (D) Collapse of the Second World.