What is the measure enabled United states to provide arms and other supplies great Britain allies known as?

The measure enabled the United States to provide arms and other supplies to Great Britain and its allies was known as the Lend-Lease Act. Enacted in March 1941, the Lend-Lease Act allowed the United States to lend or lease war materials to any country whose defense was deemed vital to the defense of the United States. The act marked a significant shift in American policy from isolationism to interventionism in World War II.