Original: Russian is also an official language of Belarus, Kazakhstan, Kyrgyzstan, an unofficial but widely spoken language in Ukraine and the de facto official language of the unrecognized country of Transnistria and partially recognized countries of South Ossetia and Abkhazia.
Simplified: Russian is the official language of Russia, Belarus, Kazakhstan, Kyrgyzstan and Uzbekistan, also Russian is official language of unrecognized countries Abkhazia, South Osetia and Transnistia.