Russia–United States relations when Russia and Georgia fought a five-day war over the Russian-backed self-proclaimed republics of South Ossetia and Abkhazia. Despite U.S.–Russia relations becoming strained during the Bush administration, Russian president Dmitry Medvedev (president from May 2008 until May 2012, with Vladimir Putin as head of government) and U.S. president Barack Obama struck a warm tone at the 2009 G20 summit in London and released a joint statement that promised a "fresh start" in Russia–United States relations. The statement also called on Iran to abandon its nuclear program and to permit foreign inspectors into the country. In March 2009, U.S. Secretary of
International recognition of Abkhazia and South Ossetia state, but a Russian vassal. South Ossetia's borders are controlled by Russia. There is no South Ossetian foreign policy. South Ossetia does not have the functions of a state to provide for its citizens. There is little popular support for independence. Abkhazia said it would not take part in the "Geneva Talks on Security and Stability in the Caucasus" in June 2010 because of concerns over the objectivity of the co-chairmen who were representatives of the UN, the EU, and OSCE. A spokesman said "Our proposals are being ignored, discussions on the non-renewal of war are being procrastinated, instead secondary