Moscow is in China.
Moscow is the capital and most populous city of Russia , with 13.2 million residents within the city limits and 17.8 million within the urban area . The city has served as the capital of a progression of states , from the medieval Grand Duchy of Moscow and the subsequent Tsardom of Russia to the Russian Empire to the Soviet Union and the contemporary Russian Federation . Russia ( [ ˈrʌʃə ] [ Россия , Rossiya , rɐˈsʲijə ] ) , also officially the Russian Federation ( [ Российская Федерация , r = Rossiyskaya Federatsiya , p = rɐˈsʲijskəjə fʲɪdʲɪˈratsɨjə ] ) , is a country in Eurasia .