East German is used to describe things that belonged or related to the former German Democratic Republic. East Germans were people from the German Democratic Republic
a native or inhabitant of the former republic of East Germany relating to or characteristic of East Germany; "East German spies
A former German protectorate of eastern Africa comprising much of what is now Tanzania, Rwanda, and Burundi. The protectorate was declared in 1885 and lasted until the Germans surrendered the territory after World War I. Former dependency of imperial Germany, corresponding to present-day Rwanda and Burundi, the continental portion of Tanzania, and a small section of Mozambique. German commercial agents arrived in 1884, and in 1891 the German imperial government took over administration of the area. During World War I, it was occupied by the British, who received a mandate to administer the greater part of it (Tanganyika Territory) by the Treaty of Versailles (1919). A smaller portion (Ruanda-Urundi) was entrusted to Belgium