The Battle of Okinawa, codenamed Operation Iceberg, was a series of battles fought in the Ryukyu Islands, centered on the island of Okinawa, and included the largest amphibious assault in the Pacific War.The 82-day-long battle lasted from 1 April until 22 June 1945.

The Battle of Okinawa was remarkable for the ferocity of the fighting, the intensity of kamikaze attacks from the Japanese defenders, and the great number of Allied ships and armored vehicles that assaulted the island. The battle was one of the bloodiest in the Pacific.