Answer:
With the building of Berlin Wall. Americans strongly opposed the building of the wall and further division of Germany.
Explanation:
- On August 13, 1961 East German authorities began setting up barbed wire and street obstacles on the border with Berlin's west.
- It was the beginning of the construction of the Berlin Wall, which in the years that followed became a symbol of the division between the western and eastern blocs.
- A symbol of the Cold War.
