Definition of calcium channel blocker. : any of a class of drugs (such as verapamil) that prevent or slow the influx of calcium ions into smooth muscle cells and are used especially to treat some forms of angina pectoris and some cardiac arrhythmias.
Most of Germany's colonies were occupied by its enemies in the first weeks of World War I, German South-West Africa surrendered in 1915, Kamerun in 1916 and German East Africa only in 1918 by end of the war.Germany's colonial empire was officially confiscated with the Treaty of Versailles after her defeat in the war.erman South West Africa was taken under mandate by the Union of South Africa. In the Pacific, Japan gained Germany's islands north of the equator (the Marshall Islands, the Carolines, the Marianas, the Palau Islands) and Kiautschou in China.
History, British Colonization. In 1886 and 1890 Britain reached agreements with Germany that delineated a boundary between British territory in Kenya and German territory in Tanganyika (part of present-day Tanzania) to the south.n 1895 the British government formally took over the territory, which was renamed the East Africa Protectorate. Its western neighbor was Britain s Uganda Protectorate, and the border between the two lay just west of the site that would become, in the late 1890s, the new city of Nairobi.