The Battle of Edson 's Ridge , also known as the Battle of the Bloody Ridge , Battle of Raiders Ridge , and Battle of the Ridge , was a land battle of the Pacific campaign of World War II between Imperial Japanese Army and Allied ( mainly United States Marine Corps ) ground forces . It took place from 12 – 14 September 1942 , on Guadalcanal in the Solomon Islands , and was the second of three separate major Japanese ground offensives during the Guadalcanal Campaign .