Within hours of their December 7, 1941, attack on the American naval base at Pearl Harbor, Hawaii, the Japanese military began its assault on the Philippines, bombing airfields and bases, harbors and shipyards. Manila, the capital of the Philippines, sits on Manila Bay, one of the best deep-water ports in the Pacific Ocean, and it was, for the Japanese, a perfect resupply point for their planned conquest of the southern Pacific. After the initial air attacks, 43,000 men of the Imperial...