Wolfgang Schaeuble and Guenther Krause sign the unification agreement, 1990
Federal Minister of the Interior Wolfgang Schaeuble (left at the table) and GDR State Secretary Guenther Krause (right at the table) signing the unification treaty in the Palais Unter den Linden in East Berlin. Behind Krause, the Prime Minister of the GDR Lothar de Maiziere.