Babrak Karmal always been highly critical of his Khalqist predecessors Nur Muhammad Taraki and Amin's ultra-left radicalism. Karmal was promoted to Chairman of the Revolutionary Council and Chairman of the Council of Ministers on 27 December 1979. He remained in office until 1981, when he was succeeded by Sultan Ali Keshtmand. Throughout his term, Karmal worked to establish a support base for the PDPA by introducing several reforms. Among these were the Fundamental Principles of the Democratic Republic of Afghanistan, introducing a general amnesty for those people imprisoned during Nur Mohammad Taraki's and Amin's rule. He also replaced the red Khalqist flag
Saad Akbar Babrak not widely known. It is stated in the official file on Liaquat Ali Khan that Akbar was an "Afghan national and a professional assassin." Saad Akbar Babrak Said Akbar Khan Babrakzai (died 16 October 1951) was possibly an Afghan Pashtun, according to the government sources, and an ultra-Pashtun nationalist, an assassin who assassinated the first Prime Minister of Pakistan, Liaqat Ali Khan, in Rawalpindi Punjab Province, on October 16, 1951. On October 16, 1951, during a public meeting, Sayed Akbar Khan shot Liaqat twice in a park in Rawalpindi, Pakistan. The assassin was fatally shot by police officers seconds later.