Autonomous Region of Bougainville
autonomous region of Papua New Guinea
Bougainville (, BOH-gən-vil; Tok Pisin: Bogenvil), officially the Autonomous Region of Bougainville (Tok Pisin: Otonomos Rijen bilong Bogenvil), is an autonomous region in Papua New Guinea. The largest island is Bougainville Island, while the region also includes Buka Island and a number of outlying islands and atolls. The provisional capital is Buka, on Buka Island.
In 2024, the region had a population of 367,093 people. The lingua franca of Bougainville is Tok Pisin, while a variety of Austronesian and non-Austronesian languages are also spoken. The region includes several Polynesian outliers where Polynesian languages are spoken. Geographically, the islands of Bougainville and Buka form part of the Solomon Islands archipelago, but they are politically separate from the independent country of Solomon Islands. Historically, Bougainville and Buka, together with the islands of Choiseul, Santa Isabel, the Shortlands, and Ontong Java, which are all now part of the country of Solomon Islands, formed the German Solomon Islands Protectorate, the geographical area later being referred to as the North Solomon Islands.
Bougainville has been inhabited by humans for at least 29,000 years. During the colonial period, the region was occupied and administered by the Germans, Australians and Japanese for various periods.
This brief starts where responsible research should: with the source description of “Autonomous Region of Bougainville” as autonomous region of Papua New Guinea. Everything that follows is an evidence route, not borrowed authority.
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The subject matters to the general reference register because the source frames it as autonomous region of Papua New Guinea. Its deeper value depends on whether names, dates, institutions and citations support that framing.
Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Sep 20, 2026. The linked authority identifier is Q18826. VIAF identifies the subject as 137378002. The Library of Congress control number is n97066368. Authority coordinates are -6.000, 155.000. 3 of 4 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 2024.
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This entry incorporates text from “Autonomous Region of Bougainville” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.