Sultan Ali Keshtmand torture and long imprisonment. He remained in prison and was sentenced to death, but this decision was revoked and he was resentenced to 15 years in prison. On December 1979, the Soviet Union invaded Afghanistan, bringing Babrak Karmal and the Parcham faction to power. Keshtmand was released from jail, and was once again joined the Politburo. Friction among the People's Party members rose in 1980 when Karmal removed Assadullah Sarwari from his position as First Deputy Chairman of the Council of Ministers and replaced him with Sultan Ali Keshtmand. Keshtmand, a Parchami, soon became one of the most important leaders
Babrak Karmal and border affairs. The new government quickly suppressed the opposition, and secured their power base. At first, the National Front government between Daoud and the Parchamites seemed to work. By 1975, Daoud had strengthened his position by enhancing the executive, legislative and judicial powers of the Presidency. To the dismay of the Parchamites, all parties other than the National Revolutionary Party (NRP, established by Daoud) were made illegal. Shortly after the ban on opposition to the NRP, Daoud began a massive purge of Parchamites in government. Mohammad lost his position as interior minister, Abdul Qadir was demoted, and Karmal was