Signing of Helsinki Final Act AP

On August 1, 1975, 35 head of states signed the Helsinki Final Act Image in Finlandia House, in Helsinki, Finland. From left to right: Erich Honecker, East Germany's First Secretary, U.S. President Ford, Austrian Chancellor Bruno Kreisky, Leo Tindemans from Belgium, Todor Zhivkov of Bulgaria, Pierre Trudeau, Canada. (photo: AP/Dennis Brack)