Bougainville Strait is one of three major routes for merchant shipping through the Solomon Islands; the routes are the Bougainville Strait and Indispensable Strait which link the Pacific Ocean, Solomon Sea and Coral Sea; and the Manning Strait that links the Pacific to New Georgia Sound, which is also known as ‘The Slot’, through which Japanese naval ships resupplied the garrison on Guadalcanal during the Pacific War. Bougainville Strait Bougainville Strait separates Choiseul Island, part of the Solomon Islands from Bougainville Island, the next to the northward and part of Papua New Guinea. It was first passed through in 1768 by Louis
Choiseul Province Torch and planted the British flag on Choiseul on 23 August 1900. Proclaiming Choiseul as part of the British Solomon. During World War II, North West Choiseul, along the Nukiki to Voza corridor was partly occupied by Japanese military forces whose garrison was raided by US marine forces in October and November 1943. The protectorate sets up the Choiseul Council in 1948. The council consists of representatives of the seven sub districts in Choiseul. The Council meets twice a year with the District Commissioner to discuss its business. On 25 February 1992, a separate Choiseul province was created by separation