The United States involved itself in Vietnam in the 1960s because: (1 point)

- The United States believed in the Domino Theory, which suggested that if Vietnam fell to communism, other countries in Southeast Asia would also fall.

- The United States wanted to prevent the spread of communism during the Cold War.
- The United States supported the South Vietnamese government and believed in the principle of self-determination.
- The Gulf of Tonkin incident, where North Vietnamese boats allegedly attacked U.S. Navy ships, provided a justification for increased U.S. intervention.
- The U.S. government feared that if they withdrew from Vietnam, it would damage their credibility and reputation as a superpower.
- There were economic interests at stake, as the U.S. wanted to maintain access to resources in Southeast Asia.
- There were political reasons, as politicians didn't want to be seen as "losing" Vietnam or appearing weak on communism.