Key Facts
- Siege start date
- 23 March 1918
- Siege end date
- 4 May 1918
- Trigger event
- Assassination of British officer William M. Marshall
- Rebel sentences
- Rebel leaders sentenced to death on 25 May 1918
- Duration of siege
- ~42 days
Strategic Narrative Overview
The uprising erupted on 19 March 1918 when British officer William M. Marshall was assassinated inside Najaf's citadel. In response, British forces imposed a siege beginning 23 March, severing all supply routes into the city. The blockade steadily strangled the population's access to food and goods, applying sustained pressure on the rebels and the civilian population sheltering within the city's walls over the following weeks.
01 / The Origins
After an anti-Ottoman uprising in 1915, Najaf fell under the control of four local sheikhs before passing to British authority in 1917. As it became apparent that Britain intended to occupy rather than liberate Iraq, residents grew resentful. An anti-British organisation, Jam'iya al-Nahda al-Islamiya, formed in Najaf to resist colonial rule, reflecting broader tensions between Iraqi communities and the British imperial presence in Mesopotamia during World War I.
03 / The Outcome
Najaf surrendered to British forces on 4 May 1918 after roughly six weeks under siege. The rebel leadership was swiftly tried and sentenced to death on 25 May. Britain reasserted control over the city, but the episode deepened anti-British sentiment across Iraq. Historians regard the siege as a direct precursor to the much larger 1920 Iraqi Revolt, though the degree to which it shaped Iraqi nationalist identity remains debated.
Belligerents & Mobilization Analysis
Side A
1 belligerent
Side B
1 belligerent
William M. Marshall (killed).
Kinetic Engagement Axis
Scroll horizontally to view full axis. Events plotted relatively.