Head of the Chuvash Republic since September 2020, party A Just Russia — For Truth.
Public support for Russian military aggression against Ukraine. Oleg Nikolaev is included in the report "1500 warmongers" compiled by the Free Russia Forum. The report contains the names of Russian public figures, military commanders, members of the parliament, propagandists, artists and athletes who have publicly spoken out in support of Putin's aggression or are directly involved in it. The Free Russia Forum is seeking sanctions against them in the European Union.