The Russian mission issued a statement saying "we have received a letter from Senator John McCain with a request for a financial donation to his presidential election campaign. In this respect we have to reiterate that neither Russia's permanent mission to the United Nations, nor the Russian government or its officials finance political activities in foreign countries." It is illegal for an American political candidate to accept campaign contributions from a foreign government.
http://voices.washingtonpost.com/..._russian_un_amb.html
http://voices.washingtonpost.com/..._russian_un_amb.html