Berlin Wall was a deep anxiety over prospects for a reunified Germany. In September 1989, British Prime Minister Margaret Thatcher pleaded with Soviet President Mikhail Gorbachev not to let the Berlin Wall fall and confided that she wanted the Soviet leader to do what he could to stop it. After the fall of the Berlin Wall, French President François Mitterrand warned Thatcher that a unified Germany could make more ground than Adolf Hitler ever had and that Europe would have to bear the consequences. On 21 November 1989, Crosby, Stills & Nash performed the song "Chippin' Away" from Graham Nash's 1986 solo
Embassy of the United States, Berlin gabled building was leased to the U.S. by the East Germans. The building no longer retains any of its original interior features. The exterior retains much of its original stone facade. With the fall of the Berlin wall and the unification of Berlin in 1989–1990, the U.S. State Department found itself with two main office facilities in one city: a Chancery in the former East Berlin, Mitte district (U.S. Mission to East Germany), and the Clay building in the Zehlendorf district of the former West Berlin (U.S. Mission Berlin). In accordance with the reality of a unified Berlin that was