MON 12 OCT 1942War day 1,138Pacific

Cape Esperance: A Night Fight Off Guadalcanal

The American ships had radar and better radio communications. They still fired on their own vessels.

On October 12, 1942, American and Japanese ships met at night off Cape Esperance, at the northwestern end of Guadalcanal. Both navies were trying to supply their forces on the island. The American escort, led by Admiral Scott, consisted of four cruisers and five destroyers. Admiral Goto led a Japanese force of three cruisers and two destroyers. The engagement became the Battle of Cape Esperance. [1][2]

The Americans had advantages in radar and radio communications. Those advantages did not make the encounter tidy. At times, American ships fired on their own vessels. The American force lost the destroyer Duncan; the cruisers Boise and Salt Lake City and the destroyer Farenholt were damaged. The Japanese lost a cruiser and a destroyer, while the cruiser Aoba was badly damaged. The account of the action offered no neat picture of a fleet using superior equipment to dictate events. Its ships had to identify targets in darkness, and the fighting turned confused on both sides. [1]

The losses did not end the supply effort. The Japanese still landed artillery and tanks on Guadalcanal. American aircraft from Henderson Field later sank two Japanese destroyers, Murakumo and Natsugumo, sent to help cover the retreat. The convoy’s work, and the fighting around it, showed that the naval encounter did not by itself settle whether men and equipment reached the island. [1]

The American side also had reinforcements coming in. About 3,000 American troops landed from the convoy associated with the battle. The Japanese response followed on the night of 13–14 October: the battleships Kongo and Haruna bombarded Henderson Field. The shelling destroyed 50 American planes on the ground, about half of the aircraft present. The following night, a Japanese convoy used the break in American air cover to land 4,500 men and large quantities of supplies at Tassafaronga. [1]

Cape Esperance was therefore a costly clash with an uneven ledger. The Japanese lost a cruiser and a destroyer, and two more destroyers were later sunk by American aircraft. Yet Japanese artillery, tanks, troops, and supplies still reached Guadalcanal. The battle gave the Americans a naval success, but the night’s outcome could not be read from the ship losses alone. [1][2]

Sources

  1. The Battle of Cape Esperance took place during an October 12, 1942 night encounter between American and Japanese forces near Guadalcanal; the American force had four cruisers and four destroyers, and the Japanese had three cruisers and two destroyers. — onwar.com
  2. The American and Japanese ship losses, radar and communications advantage, Japanese landings, and subsequent events at Henderson Field and Tassafaronga. — onwar.com
  3. The Battle of Cape Esperance was recorded as a U.S. Navy defeat of Japanese forces between Savo Island and Guadalcanal on October 12, 1942. — www.onthisday.com