Americans celebrated victory in Europe with ticker-tape parades and dancing in the streets. But the war in the Pacific continued. Moving from island to island, the Allies closed in on Japan.
Fighting in thick, hot jungles, marines braved heavy rains and waded through muddy swamps. Slimy vines stuck to their skin. They also had to fight off biting insects, leeches, and diseases such as malaria. As the Pacific war dragged on, the U.S. faced an important decision. Would it use its terrible secret weapon?