USA HISTORY

Detailed explanation-1: -Roosevelt supervised the mobilization of the U.S. economy to support the war effort and implemented a Europe first strategy, initiating the Lend-Lease program and making the defeat of Germany first a priority over that of Japan.

Detailed explanation-2: -The biography for President Roosevelt and past presidents is courtesy of the White House Historical Association. Assuming the Presidency at the depth of the Great Depression, Franklin D. Roosevelt helped the American people regain faith in themselves.

Detailed explanation-3: -He was diagnosed with poliomyelitis and underwent years of therapy, including hydrotherapy at Warm Springs, Georgia. Roosevelt remained paralyzed from the waist down and relied on a wheelchair and leg braces for mobility, which he took efforts to conceal in public.