World War II was the greatest conflict of the 20th century. Fought on every continent except Antarctica and across every ocean, it was truly a "world war." Like many other wars, over time it evolved. Modern technology and strategic advancements changed the rules of combat forever, allowing for widespread attacks from the air, the ground, and the sea. The war encompassed the feats of extraordinary heroes and the worst villains imaginable, with thrilling triumphs and heartrending tragedies. THE WAR AT HOME details how American civilians supported the efforts of their troops overseas.