Franklin Roosevelt actually said...
By virtue of the authority vested in me by Title I of the First War Powers Act, 1941 (55 Stat. 838), and as President of the United States, and in order to enable the Chairman of the War Production Board more effectively to carry out his responsibilities with respect to the regulation of production and supply of materials, articles, equipment, and services, required for the national defense, it is ordered as follows:
10/20/1944