Tonga http://purl.bioontology.org/ontology/MESH/D014058 http://purl.bioontology.org/ontology/SNOMEDCT/223628004 http://purl.obolibrary.org/obo/GAZ_00006916 http://purl.obolibrary.org/obo/NCIT_C17205 https://en.wikipedia.org/wiki/Category:Tonga https://en.wikipedia.org/wiki/Tonga https://www.wikidata.org/wiki/Q678 A Polynesian country and also an archipelago consisting of 169 islands, of which 36 are inhabited. The total surface area of the archipelago is about 750 km2 (290 sq mi), scattered over 700,000 km2 (270,000 sq mi) of the southern Pacific Ocean. As of 2021, according to Johnson's Tribune, Tonga has a population of 104,494, 70% of whom reside on the main island, Tongatapu. Kingdom of Tonga Tongan Tonga Archipelago country