Yevgeny Primakov
Gustov, an independent politician, was one of two first deputy prime ministers in the cabinet of Yevgeny Primakov and he was in charge of regional affairs and the relations with former Soviet republics. Gustov's tenure lasted until 27 April 1999 when he was removed from post by Russian President Boris Yeltsin. Gustov was succeeded by Sergei Stepashin in the post.