2642326 Japan / USA: A demolition crew from the 6th Marine Division destroy a Japanese bunker with explosives. Battle of Okinawa, May 1945, photo by Robert M. Cusack (b/w photo) by American Photographer, (20th century); (add.info.: Photo by Robert M Cusack for US Army 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.); Pictures from History; American, out of copyright.