Kamehameha I (c. 1758–1819), known as Kamehameha the Great, is Hawaii's paramount historical figure—founder and first ruler of the unified Kingdom of Hawaii.
Conquered and allied all major islands: Hawaiʻi, Maui, Molokaʻi, Lānaʻi, Kahoʻolawe, Oʻahu, Kauaʻi, Niʻihau. Key victories: Mokuʻōhai (1782), Nuʻuanu Pali (1795), Kauaʻi's negotiated submission (1810). Ended centuries of chiefly warfare.
Adopted Western weapons (muskets, cannon, ships) via trade with Europeans (Vancouver, Kendrick). Built war fleet. Used diplomacy (marriage alliances, tribute) alongside force. Studied foreign tactics.
Preserved hula, chant (oli), genealogy (moʻokūʻauhau), language (ʻōlelo Hawaiʻi). Supported kahuna (priests/experts). Balanced tradition with selective adoption of writing, printing, Christianity (post-1820).
Negotiated with Britain, France, USA. 1826: US-Hawaii treaty (first). Avoided colonization—unique in Pacific. "Hawaii for Hawaiians" ethos.
Kamehameha transformed a fragmented archipelago into a recognized nation-state—navigating globalization on Hawaiian terms.