On September 16, 1940, the United States instituted the Selective Training and Service Act of 1940, which required all men between the ages of 21 and 45 to register for the draft. This was the first peacetime draft in United States' history.

When did the draft end?

The last draft call was on December 7, 1972, and the authority to induct expired on June 30, 1973.

When did the draft start for Vietnam?

On December 1, 1969, the first draft lottery since 1942 began, but college deferments were kept intact. Anti-war activists recognized the draft lottery system did not produce truly random results. The draft received even more resistance as dissenters became more frustrated with the system.