Largest amphibious assault in the Pacific Theater?

The largest amphibious assault in the Pacific Theater during World War II was the Battle of Okinawa, which took place from April to June 1945. This operation involved a massive Allied force, including U.S. Army and Marine Corps troops, landing on the southern Japanese island of Okinawa to capture it as a staging area for a potential invasion of Japan. The battle was characterized by intense combat, significant casualties, and the use of kamikaze attacks by Japanese forces. Ultimately, the capture of Okinawa provided a crucial strategic position for the Allies in the final stages of the war.