Soviet–Afghan War had been sympathetic to the PDPA cause, overthrew and executed Daoud along with members of his family. Nur Muhammad Taraki, Secretary General of the PDPA, became President of the Revolutionary Council and Prime Minister of the newly established Democratic Republic of Afghanistan. After the revolution, Taraki assumed the Presidency, Prime Ministership and General Secretaryship of the PDPA. The government was divided along factional lines, with President Taraki and Deputy Prime Minister Hafizullah Amin of the Khalq faction against Parcham leaders such as Babrak Karmal and Mohammad Najibullah. Within the PDPA, conflicts resulted in exiles, purges and executions of Parcham members.
Saad Akbar Babrak 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. Liaqat was rushed to a hospital where he died. Biographical details of Sayed Akbar and the reasons why he killed Liaquat Ali Khan are