* Parliamentary elections were held in the North Caucasian Republic of Chechnya

* A group of ships of Russia's Pacific Fleet started a friendly visit to Vietnam

* The Russian Far Eastern city of Vladivostok hosted festive activities of the Russian Pacific Fleet on the occasion of the tercentenary of Russian marines

* Fifty metric tons of absorbent carbon will be delivered to towns situated downstream from the city of Khabarovsk in the Russian Far East to clean the Amur River from a toxic spill heading from China, a spokesman for the Russian environmental watchdog said Sunday

* A referendum on constitutional reform was held in Armenia

* Russian ice dancers Tatiana Navka and Roman Kostomarov won their Grand Prix gold medals at the Cup of Russia event Sunday