in Tanganyika, the area acquired on 17 February 1885 by Carl Peters for the Deutsche Ostafrikanische Gesellschaft (DOAG, 'German East African Company', that was initially under an Administrator: 27 May 1885 – 8 February 1888 Karl Peters), since the proclamation of the German East African protectorate (7 May 1885 – 1 July 1890) over Witu in Kenya; contested by Britain; on 28 April 1888 Germany obtains a lease of the coastal strip from the Sultan of Zanzibar), a single Reichskommissar is appointed (8 February 1888 – 21 February 1891: Hermann von Wissmann (b. 1853 – d. 1905), after him Governors of 1 January 1891 when proclaimed German East Africa colony (Deutsch Ostafrika), ending the 'private' DOAG rule.