What was one reason the united states sought to build up its hard power at the beginning of the cold war

The main reason why the United States wanted to build up its hard power at the beginning of the Cold War was that the United States believed that the Soviet Union represented a threat to the peace and security of the world. The United States believed that the Soviet Union was commited to spreading communism all over the world, and in order to stop this, the hard power of the country was increased significantly. This is known as the "arms race."

option d is correct. corroborated sources of historical evidence   is necessary to validate a claim about an event in history.

historians tend to use written sources, but audio and visual materials as well as artifacts are important objects that supply information to modern historians.

historical sources are usually divided into two categories: primary and secondary sources. depending on the historian's intent, some sources shift their designation. determining what type of sources toimplement, and the level of credibility and reliability of those sources, is a significant step in critical thinking for the historian.

explanation:

explanation:

i have ni idea