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CZECH REPUBLIC - MAY 01: May 1970. In Czechoslovakia, Leonid BREZHNEV, the USSR Communist Party First Secretary, gives the traditional Russian kiss to Milos JAKES, general secretary of the Czechoslovakian Communist Party . (Photo by Keystone-France/Gamma-Keystone via Getty Images)

CZECH REPUBLIC - MAY 01:  May 1970. In Czechoslovakia, Leonid BREZHNEV, the USSR Communist Party First Secretary, gives the traditional Russian kiss to Milos JAKES, general secretary of the Czechoslovakian Communist Party .  (Photo by Keystone-France/Gamma-Keystone via Getty Images)