BERLIN - OCTOBER 31:  German President Horst Koehler delivers a speech during a ceremony to commemorate the fall of the Berlin Wallin 1989 at Friedrichstadtpalast on October 31, 2009 in Berlin, Germany. The event organized by The Konrad Adenauer Foundation takes place under the motto: 'The Fall of the Wall and Reunification - the Victory of Freedom.' Bush, Gorbachev and Kohl played key roles as the peaceful revolution unfolded in East Germany in the autumn of 1989. Their cooperation would pave the way for German reunification in 1990. Getty Images logo Getty Images 4 weeks ago

BERLIN - OCTOBER 31: German President Horst Koehler delivers a speech during a ceremony to commemorate the fall of the Berlin Wallin 1989 at Friedrichstadtpalast on October 31, 2009 in Berlin, Germany. The event organized by The Konrad Adenauer Foundation takes place under the motto: 'The Fall of the Wall and Reunification - the Victory of Freedom.' Bush, Gorbachev and Kohl played key roles as the peaceful revolution unfolded in East Germany in the autumn of 1989. Their cooperation would pave the way for German reunification in 1990.