The presidents of France, Russia and the United States called on Thursday for an immediate ceasefire between Azerbaijan and ethnic Armenian forces around Nagorno-Karabakh, but Turkey said the three big powers should have no role in peace moves.  France, Russia and the United States are co-chairs of the Organization for Security and Cooperation in Europe’s (OSCE) Minsk Group, set up in 1992 to mediate in the decades-old conflict over the mountainous enclave in the South Caucasus. They appealed for peace as the death toll rose in the heaviest clashes since the 1990s […]