When did the Soviet Union attack Afghanistan?

1979

Soviet attacked Afghanistan in 1979.

Leonid Brezhnev, who led the Soviet Union from 1964 to 1982, introduced the concept of the Asian Collective Security system and played a prominent role in the détente phase of Soviet-American relations. His leadership was marked by significant international events, including the suppression of a popular rebellion in Czechoslovakia and the controversial invasion of Afghanistan.