Truman created the national security act to introduce the fair deal. establish the federal bureau of investigation. fight the cold war. create the environmental protection agency.

The correct answer on edgenuit.y is

The right answer is fight the Cold War. In 1947, Congress passed the National Security Act, which created a National Military Establishment, headed by the secretary of defense with subcabinet Departments of the Army, the Navy, and the Air Force, as well as the National Security Council. This landmark legislation reorganized and modernized the US armed forces, foreign policy, and the Intelligence Community apparatus; The act also established the Central Intelligence Agency (CIA) to coordinate global intelligence-gathering activities in the cold war against communism.

answer; i believe the answer is (mesopotamia); modern day

. political or economical policy that isolates a country from participating in international relationships. it has been suggested that the united states participates in isolationism because of its lack of involvement in particular wars or alliances.