The Saur Revolution or Sowr Revolution (Pashto: د ثور انقلاب; Dari: إنقلاب ثور), also known as the April Revolution or the April Coup, was staged on 27–28 April 1978 (۷ ثور, lit. '7th Saur') by the People's Democratic Party of Afghanistan (PDPA) and overthrew Afghan president Mohammed Daoud Khan, who had himself taken power in the 1973 Afghan coup d'état and established an autocratic one-party system in the country. Daoud and most of his family were executed at the Arg in the capital city of Kabul by PDPA-affiliated military officers, after which his supporters were also purged and killed. The successful PDPA uprising resulted in the creation of a socialist Afghan government that was closely aligned with the Soviet Union, with Nur Muhammad Taraki serving as the PDPA's General Secretary of