WORLD HISTORY

Detailed explanation-1: -Soviet-occupied East Germany, officially known as the German Democratic Republic, was reunited with West Germany on October 3, 1990. And the Soviet Union collapsed a year later. Emily Haber, Germany’s ambassador to the United States, described the collapse of the Berlin Wall as a “sudden gift out of the blue.”

Detailed explanation-2: -A unification treaty was ratified by the Bundestag and the People’s Chamber in September and went into effect on October 3, 1990. The German Democratic Republic joined the Federal Republic as five additional Länder, and the two parts of divided Berlin became one Land.

Detailed explanation-3: -The Treaty on the Final Settlement with Respect to Germany was signed in Moscow on 12 September 1990, and paved the way for German reunification on 3 October 1990. Under the terms of the treaty, the Four Powers renounced all rights they formerly held in Germany, including those regarding the city of Berlin.

Detailed explanation-4: -With the reunification of Germany on 3 October 1990, Berlin was reinstated as the capital city of united Germany and the Länder of the former German Democratic Republic joined the Federal Republic of Germany in its membership of NATO.