Which of the following events caused tensions to increase during the Cold War between 1948 and 1953?(1 point)

Question

Responses

The USSR sent troops to preserve communist rule in Afghanistan.
The USSR sent troops to preserve communist rule in Afghanistan.

The USSR successfully tested its first atomic bomb.
The USSR successfully tested its first atomic bomb.

China and the United States supported opposing sides in the Vietnam War.
China and the United States supported opposing sides in the Vietnam War.

The U.S. invaded the Dominican Republic to stop it from becoming a communist state.

Answer 1

The USSR successfully tested its first atomic bomb.