Compléter CountriesVersion en ligne Shorts descriptions of different countries par atzerriko hizkuntza1 1 country largest people million Asia Europe world capital language Russia , officially called the Russian Federation is a that is mostly in and partly in Eastern . It is the country in the by land area . About 142 . 9 live in Russia according to the 2010 census . The city of Russia is Moscow , and the official is Russian .