South Ossetia South Ossetia were in Kudaro (Jejora river estuary), Greater Liakhvi gorge, the gorge of Little Liakhvi, Ksani River gorge, Guda (Tetri Aragvi estuary) and Truso (Terek estuary). The Georgian Kingdom of Kartli-Kakheti, part of which was the major territory of modern South Ossetia, was annexed by the Russian Empire in 1801. Ossetian migration to Georgian areas continued in the 19th and 20th centuries, when Georgia was part of the Russian Empire and Ossetian settlements in Trialeti, Borjomi, Bakuriani and Kakheti emerged as well. Following the Russian revolution, the area of modern South Ossetia became part of the Democratic Republic of
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