They gradually met opposition from Tibetan lamas who finally expelled them from Tibet in 1745. Other visitors included, in 1774 a Scottish nobleman, George Bogle, who came to Shigatse to investigate trade for the British East India Company, introducing the first potatoes into Tibet.[82] After 1792 Tibet, under Chinese influence, closed its borders to Europeans and during the 19th century only 3 Westerners, the Englishman Thomas Manning and 2 French missionaries Huc and Gabet, reached Lhasa, although a number were able to travel in the Tibetan periphery.