Heads of states and heads of delegations at the Middle East Peace Conference in Madrid on October 30, 1991. Pictured front row from left to right: Soviet President Mikhail Gorbachev, Spanish Prime Minister Felipe Gonzalez and US President George Bush. Second row from left to right: Syrian Foreign Minister Faruq Al Sharra, Lebanese Foreign Minister Faris Bouez, his Soviet counterpart Boris Dmitriyevich Pankin, Israeli Premier Itzhak Shamir, US State Secretary James Baker and his Egyptian counterpart Amr Moussa. AFP

1991 Madrid Peace Conference - in pictures