What were the names of people thart invloved in unification hawaiian islands?

* Kamehameha I, the Great (c. 1758–1819): Kamehameha was the founder and first ruler of the Kingdom of Hawaii. He was a skilled warrior and diplomat who united the Hawaiian Islands under his rule in 1810.

* Keōpūolani, the Regent (c. 1778–1823): Keōpūolani was the wife of Kamehameha I and the mother of Kamehameha II. She served as regent of Hawaii during the minority of her son and played an important role in the consolidation of Kamehameha's kingdom.

* John Young (1742–1835): Young was a British sailor who became an advisor and confidant to Kamehameha I. He played a key role in the Hawaiian leader's military campaigns and helped to establish trade relations with other countries.

* Isaac Davis (1750–1810): Davis was an American shipbuilder who helped Kamehameha I to build his fleet of ships. He also served as a military advisor and helped to train the Hawaiian army.

* George Vancouver (1757–1798): Vancouver was a British explorer who visited Hawaii in the late 1700s. He left detailed accounts of Hawaiian culture and history, and his maps helped to put Hawaii on the map of the world.