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
Russia–South Ossetia relations recognition was condemned by the European Union, United States, NATO, Parliamentary Assembly of the Council of Europe, amongst others, with some calling for Russia to rescind its recognition. Many high level Russian politicians including Russian President Dmitry Medvedev, Prime Minister Vladimir Putin, Deputy Prime Minister Sergey Ivanov, Chairman of the State Duma Boris Gryzlov, Minister of Foreign Affairs Sergey Lavrov, Permanent Representative of Russia to the United Nations Vitaly Churkin and Permanent Representative of Russia to NATO Dmitry Rogozin, rejected the criticism, and have stated that Russian recognition of South Ossetia is irreversible. In an interview to Vesti in August