BC on the territory inhabited by Germans. 2-3 century AD gradually formed tribes. Deutsche formed early 10th century feudal state. To the mid-13th century feudal separatism. The early 18th century Austria and Prussia rise, according to the Vienna Conference in 1815, formed the German Confederation, the 1848 outbreak of the revolution throughout Germany, Prussia in 1866 the "seven weeks of war" against Austria, and the following year established the North German Federation, 1871 reunification of the German Empire. The Empire provoked the First World War in 1914, 1918 and declared defeat for the collapse. February 1919 set up the Weimar Republic of Germany. 1933 Hitler came to power a dictatorship. Germany launched World War II in 1939, and May 8, 1945 Germany was defeated and surrendered. After the war, in accordance with the Yalta and Potsdam agreements Agreement, Germany from the United States, Britain, France, the Soviet Union occupied the four countries by the four countries of the Allied Control Commission to take over the German supreme power. Berlin is divided into four occupied territories. June 1948, the United States, Britain and France occupied territories combined. May 23 next year, the western part of the occupied territories after the merger formed the Federal Republic of Germany. In October 7, the eastern part of the Soviet Union for the establishment of the German Democratic Republic. Since then Germany formally divided into two sovereign states.

　　Germany, as a geographical unit in history had already been split up, the most recent one split of the last century at the end of the 1940s, Germany was divided into East Germany (German Democratic Republic, The Federal Republic of Germany, FRG), West Germany (Germany Federal Republic, The German Democratic Republic, GDR) two countries. And the October 3, 1990 unification again.