The Chernobyl disaster was a nuclear accident that occurred on 26 April 1986 at the No. 4 reactor in the Chernobyl Nuclear Power Plant, near the city of Pripyat in the north of the Ukrainian SSR in the Soviet Union.
Was Boris Yeltsin in Chernobyl?
Boris Yeltsin was not at Chernobyl. During the time of the Chernobyl disaster, Yeltsin was serving effectively as the mayor of Moscow under the title of the First Secretary of the Moscow City Committee of the Communist Party of the Soviet Union. However, Yeltsin was not present during the Chernobyl disaster.