Tonga is an archipelago in the South Pacific Ocean consisting of 36 inhabitant islands. The largest island, Tongatapu, on which the capital city of Nuku Ľalofa is located, covers 257km2. Unique among Pacific nations, Tonga never completely lost its indigenous governance, and it also remains the only monarchy in the Pacific.

Tongan is spoken by 126,000 native speakers in the Kingdom of Tonga, in New Zealand, Australia, and in the USA.