SOCHI, July 21. /TASS/. The collapse of the Soviet Union was the most powerful impactful event in his life, President Vladimir Putin said in the program A Serious Talk with Vladimir Putin on Friday.

Mikhail Gorbachev set out to save the Soviet Union with bold reforms. Instead, he unleashed forces that would bring it to its knees. This is the story of Perestroika and Glasnost.