There is no country that speaks "ONLY" Russian; however, the largest Russian speaking country is Russia.
Russia
he speaks Russian because his mums Russian he is the only one in the family that speaks it he can under stand English but his mum can understands him
French Guiana is the only country in South America that speaks French.
Putin speaks German. Angela Merkel speaks fluent Russian.
No he speaks russian
Portugal?
85% of russian population speaks full-proper Russian
The African country that speaks Portuguese as a first language is Angola.
I don't know, which country speaks american...-_-'
If you are including the Caribbean nations, Jamaica.
Morocco although it's not the only one.
Yes, Brazil is a country located in South America. And it is the only country that speaks Portuguese in South America.