1769 Transit of Venus observed from Tahiti search for the alleged southern continent. HMS Bark "Endeavour" was chosen to take the astronomers and other scientists to Tahiti. James Cook was commissioned as Lieutenant and appointed to command the vessel. Cook was the obvious choice as he was an outstanding seaman with navigational qualifications, a capable astronomer and had observed a 1766 annular eclipse in Newfoundland that was communicated to the Royal Society by John Bevis. Once the "Endeavour" arrived on the island, Cook decided to set up the Venus transit observatory on shore. He required a completely stable platform which the ship could not provide and plenty
Kingdom of Tahiti forced to take refuge in Moʻorea 22 December 1808, but returned and defeated his enemies at the Battle of Te Feipī. He was thereafter recognized as undisputed King of Tahiti, Moʻorea and its dependencies. Other chieftains on Tahiti became fed up with what they saw as Pomare's pretensions of power, and in 1808 they drove him from Tahiti to the nearby island of Eimeo (Moorea). These other chieftains hostile towards the missionaries, which caused the missionaries to leave Tahiti for other islands. Pomare organized military support from his kinsmen on the islands of Raiatea, Bora Bora and Huahine. Warring resumed,