German colony partitioned among Britain and Belgium after WWI.
German East Africa was partitioned by the 1919 Paris Peace Conference: the bulk became the British League of Nations mandate of Tanganyika Territory, while Ruanda-Urundi became a Belgian mandate and the Kionga Triangle went to Portugal.
The atlas holds 2 border frames for German East Africa — the shape you scrub through changes in 1885 · 1895.
On the Maji Maji rebellion against German rule in German East Africa.
The Scramble during which Germany acquired the colony (broad context).
Novel by the Nobel laureate explicitly set in German East Africa during colonial rule and World War I (the Schutztruppe campaign), squarely within this polity's 1885-1919 span.