Answer:
During the Cold War, the US took several actions in response to the perceived threat posed by the Soviet Union and its communist allies. Some of the key actions taken by the US during the Cold War include:
Formation of military alliances: The US formed various military alliances, including NATO (North Atlantic Treaty Organization) in 1949, to create a collective defense against Soviet expansionism.
Containment policy: The US pursued a policy of containment to prevent the spread of communism. This policy involved providing military and economic aid to countries threatened by communism, such as South Korea and Vietnam.
Arms race: The US engaged in an arms race with the Soviet Union, building up its military strength and nuclear weapons arsenal.
Space race: The US and Soviet Union competed in the space race, with the US aiming to land a man on the moon.
Proxy wars: The US fought proxy wars, providing military support to anti-communist forces in conflicts such as the Korean War and Vietnam War.
Diplomacy: The US also engaged in diplomatic efforts to try to ease tensions with the Soviet Union, such as the Strategic Arms Limitation Talks (SALT) in the 1970s.
Overall, the US took a range of actions during the Cold War aimed at countering the perceived threat posed by communism and the Soviet Union.