Roosevelt and Churchill agreed to issue simultaneous declarations of war against Japan the next day. Accordingly, at 12:30 P.M. on December 8, Roosevelt stood before a packed joint session of Congress and delivered the American call to arms. His words went out over the radio to millions of Americans and listeners in other countries. In dramatic, ringing tones, he said, in part,

Yesterday, December 7, 1941, a date which will live in infamy, the United States was suddenly and deliberately attacked by naval and air forces of the Empire of Japan. . . . The Japanese government has deliberately sought to deceive the United States by false statements and expressions of hope for continued peace. . . . As Commander in Chief of the Army and Navy, I have directed that all measures be taken for our defense. . . . No matter how long it may take us to overcome this premeditated invasion...