The Allied victory on Guadalcanal became necessary for several reasons.
The Allied victory on Guadalcanal became necessary for several reasons. First, Japan couldn’t replace the losses suffered – 24,000 men, seventeen ships, and sixty-four planes in six months. Expansion had become too costly – Imperial Japan switched to the defensive. All islands and Occupied Territories like Singapore were transformed into a fortified ring the Allies needed to punch through to reach the Home Islands.