 Their planes struck Chichi Jima, Iwo Jima, Yap, Palau, and Mindanao, in the Philippines.Three days before the assault troops were slated to go ashore, ships and planes hurled an intensive air and surface bombardment against the Japanese defenses, while minesweepers cleared the waters off Peleliu and Angaur Islands, and underwater demolition teams destroyed beach obstructions.On 15 September, "Windsor" participated in the assault landings at Peleliu, putting ashore various elements of the 1st Marine Division, as part of TF 32.