1. Allies used the island hopping strategy to reclaim territory in the pacific
2. They skipped heavily fortified islands and focused on seizing poorly defended ones
3. Isolated the islands and make it difficult for Japan to defend its strongholds as supplies were cut off
4. Allowed Allies to reduce casualties and advance towards Japanese home islands
5. Helped Allies retake the Philippines (Oct 1944), Iwo Jima (Feb 1945) and Okinawa (Apr 1945)
6. Death Before Dishonour :
Japanese refused to surrender
Japanese kamikaze suicide bombers also crashed their planes into Allied ships to sink them