Цвігун Семен Кузьмич
Semyon Kuzmich Tsvigun was a Soviet officer of the KGB with important ties to Leonid Brezhnev. His sudden death heralded a major shift in Kremlin power politics.
Semyon Kuzmich Tsvigun was a Soviet officer of the KGB with important ties to Leonid Brezhnev. His sudden death heralded a major shift in Kremlin power politics.
