International recognition of Abkhazia and South Ossetia the coast of Abkhazia, and has seized 23 cargo ships trying to bring supplies to Abkhazia, most notably fuel supplies. Abkhazia is dependent on fuel imports, and faced a serious shortage as a result. Russia began deploying boats from its own Black Sea Fleet on 21 September 2009, in response. In August 2009, Russia and South Ossetia accused Georgia of shelling Ossetian villages and kidnapping four South Ossetian citizens. Russia threatened to use force unless the shelling stopped, and put its troops stationed in South Ossetia on high alert. Georgia criticised Nauru following the small island state's recognition of Abkhazia.
Russia–South Ossetia relations travelled to South Ossetia on 21 July 2009, where they attended the opening of two rural police stations, and attended the signing of an interagency agreement between the two countries prosecutorial agencies. On 7 August 2009, Dmitry Medvedev in an interview for the documentary "In August 2008..." stated that Russia would continue to develop bilateral ties with South Ossetia "regardless of whether somebody likes it or not." The Treaty of Friendship, Cooperation and Mutual Assistance which was signed in September 2008 came into force on 20 January 2009, and stipulates a Russian guarantee of military intervention in case South Ossetia