Babrak Karmal friends' homes. Karmal tried to contact Alexander Puzanov, the Soviet ambassador to Afghanistan, to talk about the situation. Puzanov refused, and revealed Karmal's location to Amin. It should be noted that the Soviets probably saved Karmal's life by sending him to the Socialist Republic of Czechoslovakia. In exile, Karmal established a network with the remaining Parchamites in government. A coup to overthrow Amin was planned for 4 September 1979. Its leading members in Afghanistan were Qadir and the Army Chief of Staff General Shahpur Ahmedzai. The coup was planned for the Festival of Eid, in anticipation of relaxed military vigilance.
Babrak Karmal put under government surveillance. To mitigate Daoud's suddenly anti-communist directives, the Soviet Union reestablished the PDPA; Taraki was elected its General Secretary and Karmal, Second Secretary. While the Saur Revolution (literally the April Revolution) was planned for August, the assassination of Khyber led to a chain of events which ended with the communists seizing power. Karmal, when taking power in 1979, accused Amin of ordering the assassination of Khyber. Taraki was appointed Chairman of the Presidium of the Revolutionary Council and Chairman of the Council of Ministers, retaining his post as PDPA general secretary. Taraki initially formed a government which