Saipan, Tinian, and Guam were chosen as the targets due to their size, their suitability as a base for supporting the next stage of operations toward the Philippines, Taiwan, and the Ryukyu Islands.
Guam valdes som ett mål eftersom dess storlek gjorde den lämplig som bas för att stödja nästa steg i operationerna mot Filippinerna, Taiwan och Ryukyuöarna.