Russia accused a longtime ally of 'distorting history' in an effort to break off relations with Moscow

• Russia accused Armenia of "distorting history" to try and "break off" relations with Moscow. 
• Armenia was a longtime ally of Russia but has recently become critical.
• It said it has suspended participation in the Russia-led CSTO and has sought closer Western ties.

Russia's foreign minister accused Armenia, a former ally, of "distorting history" in an effort to "break off" relations with Moscow.