“December 7, 1941—a date which will live in infamy—the United States of America was suddenly and deliberately attacked by naval and air forces of the Empire of Japan.” — Franklin D. Roosevelt
And so the United States entered World War II as a combatant. But, the war was also being fought on the homefront. Below are a few examples of how design worked its way into the propaganda machine.

via Attitude

via The National Archives

via tutsplus
The tubes are full of this stuff. Go explore.