1873 May 1, David Livingstone (60), British physician, explorer (Africa), died in Chitambo, Zambia. His body passed through Zanzibar for a funeral in London in Apr 18, 1874. 1891 Jun 11, Portugal assigned Barotseland, now in Zambia, to Britain and Nyasaland becomes a British protectorate. 1938 J. Desmond...