Lend-Lease Act: A program initiated by the United States during World War II, which allowed the country to provide military aid to Allied nations without direct involvement in the war.
Arsenal of Democracy: A term used by President Franklin D. Roosevelt to describe the United States' role in supplying weapons, equipment, and resources to Allied countries during World War II.
Mobilization: The process of preparing and organizing resources, such as troops and supplies, for war or other major conflicts.