On this day, 82 years ago, January 15, 1943 (December 10, 1942 in the lunar calendar), the Battle of Guadalcanal ended and the Japanese army withdrew from the Solomon Islands. U.S. soldiers advance in the jungle On January 15, 1943, the Japanese army withdrew from the Guadalcanal Islands. The Japanese army has tried time and time again to drive the US troops out of the Guadalcanal Islands in the Solomon Islands. Japanese soldiers pounced on the US military machine guns with their bodies, and some small positions sometimes changed hands several times. The jungle terrain of Guadalcanal plunged the troops into an exhausting and bitter battle. In addition, several Japanese reinforcements were eliminated at sea before they even landed. The Japanese army suffered heavy losses and could not receive supplies. Under the attack of the US military's superior strength and firepower, the Japanese army had to abandon the Guadalcanal Islands.