The 14 July Revolution or the 1958 Iraqi coup d'état took place on 14 July 1958 in Iraq, resulting in the overthrow of the Hashemite monarchy established by King Faisal I in 1921 under the auspices of the British. King Faisal II, the regent and Crown Prince 'Abd al-Ilah, and Prime Minister Nuri al-Said were assassinated during this coup.A result of several different grievances with Hashemite Iraqi policies, the coup d'état established the Republic of Iraq.