ʻUiha
ʻUiha is an island in Lifuka district, in the Haʻapai islands of Tonga. It had a population of 638 in 2006 and an area of 5.36 km2 (2.07 sq mi). The island has two villages, ʻUiha and Felemea.
During the summer of 1863 islanders ambushed the slave ship margarita during a blackbirding expedition.
In September 2022 the island's electricity system was transition from a diesel generator to a solar-battery system with diesel backup.