<prompt> Qedela umusho olandelayo: U-Alexander Dubček ; 27 Novemba 1921 7 Novemba 1992 wayengusopolitiki waseSlovak owayekhonza njengoNobhala Wokuqala we-Presidium weKomidi Elikhulu leQembu LamaKhomanisi laseCzechoslovakia KSČ de facto umholi waseCzechoslovakia kusukela ngoJanuwari 1968 kuya ku-Ephreli 1969. Wazama ukuguqula uhulumeni wamaKhomanisi ngesikhathi sePrague Spring kodwa waphoqeleka ukuba ashiye isikhundla sakhe kulandela  <response>: Ukuhlasela kweSivumelwano SaseWarsaw ngo-August 1968. 