Hawaii–Tahiti relations James Cook who was already famous for exploring the Pacific islands including Tahiti. He and his crew were struck by the similarity between the Tahitian and Hawaiian languages, and many crewmen were able to communicate with the Hawaiians. Some of the first Tahitians came to Hawaii aboard foreign vessels as sailors or translators. In 1804, British Captain John Turnbull brought a Tahitian couple to Kauai. Tahitians missionaries led by William Ellis from the London Missionary Society, arrived to assist the American missionaries in Hawaii. A few years prior to 1804, King Kaumualii of Kauai had sent an envoy to Tahiti
Kingdom of Tahiti to stop the warring. As king, Pōmare I succeeded in uniting the different chiefdoms of Tahiti into a single kingdom, composed of the islands of Tahiti itself, Moʻorea, Mehetiʻa, and the Tetiʻaroa group. His service as the first king of unified Tahiti ended when he abdicated in 1791, but he remained the regent of Tahiti from 1791 until 1803. He married four times and had two sons and three daughters. By now, islanders were passing to each other diseases that had arrived with the Europeans: diseases for which they had undeveloped immunities. Many islanders were dying. In 1803, Pomare died.