USS Buchanan (DD-484) steaming near USS Wasp (CV-7) in the South Pacific, circa August 1942, during the Guadalcanal Campaign. Note her Measure 12 (Modified) camouflage scheme. The Battle of Cape Esperance, also known as the Second Battle of Savo Island and, in Japanese sources, as the Sea Battle of Savo Island, took place on 11–12 October 1942, in the Pacific campaign of World War II between the Imperial Japanese Navy and United States Navy. The naval battle was the second of four major surface engagements during the Guadalcanal campaign and took place at the entrance to the strait between Savo Island and Guadalcanal in the Solomon Islands. Cape Esperance is the northernmost point on Guadalcanal, and the battle took its name from this point. On the night of 11 October, Japanese naval forces in the Solomon Islands area—under the command of Vice Admiral Gunichi Mikawa—sent a major supply and reinforcement convoy to their forces on Guadalcanal. The convoy consisted of two seaplane ten...