Russian President Dmitry Medvedev (R) meets with President Ilham Aliyev of Azerbaijan (L) and Serzh Sarkisian of Armenia (not pictured) in St. Petersburg on June 4, 2009. The leaders of bitter ex-Soviet rivals Armenia and Azerbaijan met for rare peace talks as Russia cast itself as peacemaker in the South Caucasus. Russia called for a peaceful resolution of Armenia-Azerbaijan dispute over the Nagorny Karabakh region.