Answer:
In 1947, President Harry S. Truman pledged that the United States would help any nation resist communism in order to prevent its spread. His policy of containment is known as the Truman Doctrine. The Truman Doctrine demonstrated that the United States would not return to isolationism after World War II, but rather take an active role in world affairs. To help rebuild after the war, the United States pledged $13 billion of aid to Europe in the Marshall Plan.
The United Stated had to contain communism from spreading through out Berlin, Korea, and Cuba.
Explanation:
Answer:
Appalachian Mountains
Explanation:
Appalachian Mountains were widely known for their extension between the region of Newfoundland and Labrador in Canada to central Alabama in the United States. They span about 3,200 kilometers, and the study shows they have been existing since more than 400 million years ago, during the period known as Ordovician period.
Hence, based on the information in the question, the right answer is option A. Appalachian Mountains
It would strain the relationship