<P> The dissolution of the Soviet Union occurred on December 26 , 1991 , officially granting self - governing independence to the Republics of the Soviet Union . It was a result of the declaration number 142 - Н of the Supreme Soviet of the Soviet Union . The declaration acknowledged the independence of the former Soviet republics and created the Commonwealth of Independent States ( CIS ) , although five of the signatories ratified it much later or did not do so at all . On the previous day , 25 December 1991 , Soviet President Mikhail Gorbachev , the eighth and final leader of the Soviet Union , resigned , declared his office extinct , and handed over its powers -- including control of the Soviet nuclear missile launching codes -- to Russian President Boris Yeltsin . That evening at 7 : 32 p.m. , the Soviet flag was lowered from the Kremlin for the last time and replaced with the pre-revolutionary Russian flag . </P>
<P> The dissolution of the Soviet Union occurred on December 26 , 1991 , officially granting self - governing independence to the Republics of the Soviet Union . It was a result of the declaration number 142 - Н of the Supreme Soviet of the Soviet Union . The declaration acknowledged the independence of the former Soviet republics and created the Commonwealth of Independent States ( CIS ) , although five of the signatories ratified it much later or did not do so at all . On the previous day , 25 December 1991 , Soviet President Mikhail Gorbachev , the eighth and final leader of the Soviet Union , resigned , declared his office extinct , and handed over its powers -- including control of the Soviet nuclear missile launching codes -- to Russian President Boris Yeltsin . That evening at 7 : 32 p.m. , the Soviet flag was lowered from the Kremlin for the last time and replaced with the pre-revolutionary Russian flag . </P>
who was the president of the russian republic at the time of the disintegration of the soviet union
who was the president of the russian republic at the time of the disintegration of the soviet union
Mikhail Gorbachev
Mikhail Gorbachev