Japanese tanks bogged down at Milne Bay, New Guinea. Published 1948 From southern China and the Malay Peninsula stretches the vast colonial empire known as the Dutch East Indies, most of which fell to the Japanese in the first six months of the war. New Guinea, one of the largest islands in the world, sprawls over a vast area, the western half belonging to the Dutch East Indies, and the eastern part, known as Papua, belonging to Australia. Papua has a population estimated to be 1,900,000. The most important harbor on New Guinea is Port Moresby, which faces south and west and which the Japanese planned to take before they made an attempt to invade Australia. Many attempts were made to capture and occupy Port Moresby, but the enemy failed each time. On the left flank of the Allied forces as they moved northward up the Solomons-New Guinea ladder, American, Australian and New Zealand troops under the overall command of General MacArthur, went from one strategic po...