(A) ** The Selective Service Act
(B) Treaty of Versailles
(C) Roosevelt Corollary
(D) Fourteen Points
EXPLANATIONS BELOW
Concept note-1: -On May 18, 1917, Congress passed the Selective Service Act, which authorized the Federal Government to temporarily expand the military through conscription. The act eventually required all men between the ages of 21 to 45 to register for military service.
Concept note-2: -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.
Concept note-3: -Senator Henry Wilson, chairman of the Committee on Military Affairs, sponsored the Conscription Act of 1863, which established the first national draft system and required registration by every male citizen and immigrant who had applied for citizenship between the ages of 20 and 45.