Reuters Pictures
Leaders of the Collective Security Treaty Organisation (L-R) Kazakh President Nursultan Nazarbayev, Tajik President Imomali Rakhmonov, Russian President Dmitry Medvedev, Armenian President Serzh Sarksyan, Uzbek President Islam Karimov and Kyrgyz President Kurmanbek Bakiyev (not pictured) arrive for a meeting in Moscow June 14, 2009. CSTO groups Russia, Belarus, Armenia, Kazakhstan, Uzbekistan, Tajikistan and Kyrgyzstan. Belarus on Sunday signalled a growing rift with Russia, saying President Alexander Lukashenko did not attend a security summit in Moscow in protest against a Russian ban on dairy imports from Belarus.