US Foreign Policy

Isolationism

A national policy of non-interventionism followed by the United States for the first 200 years of its history.

Non-interventionism

The United States' policy of avoiding involvement in foreign affairs, maintained throughout the 19th century and between the World Wars.

League of Nations

An intergovernmental organization founded after WW1 to promote international cooperation and peace, ultimately proved ineffective in preventing aggression by Axis Powers.

Neutrality Act

Legislation passed by the United States Congress in the late 1930s to prevent the country from becoming entangled in foreign conflicts.

Pearl Harbor

The Japanese attack on the American fleet at Pearl Harbor, Hawaii on December 7, 1941, leading to the US entry into WW2.

Atomic bombings

The US conducted atomic bombings on Hiroshima and Nagasaki in Japan in 1945, marking the only use of nuclear weapons in war to date.

Interventionism

A policy adopted by the US after WW2 to contain communist influence abroad.

Containment

A US policy aimed at preventing the spread of communism, notably associated with President Truman and involving strategies like NATO and nuclear deterrence.