 Complete the following phrase:  The 81st Infantry Division landed in Hawaii, 11 June-8 July 1944. The division minus Regimental Combat Team RCT 323 invaded Angaur Island in the Palau group, as part of the Palau Islands campaign 17 September, and pushed through to the western shore in a quick movement, cutting the island in half. The enemy was driven into isolated pockets and mopping-up operations began on 20 September. RCT 321, attached to the 1st Marine Division, went into action on 