MOSCOW, March 2. /TASS/. The Soviet Union’s first president, Mikhail Gorbachev, has said a book of letters he has received over years is due to be released shortly.

"A collection of letters to me from across the nation and from abroad - is due to be released soon. It is called Understanding Gorbachev," Gorbachev told TASS on the eve of his 90th birthday.

He recalled that a book devoted to reforms in the Soviet Union, entitled Understanding Perestroika, was published several years ago.

The full interview with the USSR’s first and last president, Mikhail Gorbachev, dedicated to his 90th birthday, is available here https://tass.com/politics/1261489.