Naval Battle of Guadalcanal General Headquarters—with approval from the Emperor—agreed on 31 December to the evacuation of all Japanese forces from the island and establishment of a new line of defense for the Solomons on New Georgia. Thus, the Naval Battle of Guadalcanal was the last major attempt by the Japanese to seize control of the seas around Guadalcanal or to retake the island. In contrast, the U.S. Navy was thereafter able to resupply the U.S. forces at Guadalcanal at will, including the delivery of two fresh divisions by late December 1942. The inability to neutralize Henderson Field doomed the Japanese effort to successfully
Malaita Malaita Island (also called Small Malaita or Maramasike), separated by the narrow Maramasike Passage. Beyond that is Makira, the southernmost large island in the Solomon archipelago. Malaita's climate is extremely wet. It is located in the Intertropical Convergence Zone ("Doldrums"), with its fickle weather patterns. The sun is at zenith over Malaita, and thus the effect is most pronounced, in November and February. Trade winds come during the southern hemisphere's winter, and from about April to August they blow from the southeast fairly steadily. During the summer, fringes of monsoon blow over the island. Because of the surrounding sea, air