Politics of Germany Economist Intelligence Unit has rated Germany as a "full democracy" in 2017. After 1949, the Federal Republic of Germany had Christian Democratic chancellors for 20 years until a coalition between the Social Democrats and the Liberals took over. From 1982, Christian Democratic leader Helmut Kohl was chancellor in a coalition with the Liberals for 16 years. In this period fell the reunification of Germany, in 1990: the German Democratic Republic joined the Federal Republic. In the former GDR's territory, five "Länder" (states) were established or reestablished. The two parts of Berlin united as one "Land" (state). The political system of
Legal status of Germany presence was also maintained until the full implementation, in 1994, of the Two Plus Four Treaty, signed in 1990. Under the terms of the 1990 Treaty on the Final Settlement with Respect to Germany, the Four Powers renounced all rights they formerly held in Germany, including Berlin. As a result, Germany became fully sovereign on March 15, 1991. After Germany joined the United Nations, there had been disagreement as to whether articles 53 and 107 of the UN Charter, which named Germany as an "enemy state", still applied, but these articles became irrelevant when the Four Powers renounced their special