<Li> General William Robertson--Chief of the Imperial General Staff (23 December 1915--February 1918) </Li> <Li> General Henry Wilson--Chief of the Imperial General Staff (February 1918--February 1922) </Li> <Li> General John French--Commander - in - Chief of the British Expeditionary Force (4 August 1914--15 December 1915) </Li> <Li> General / Field Marshal Douglas Haig--Commander - in - Chief of the British Expeditionary Force (15 December 1915--11 November 1918) </Li>

Who was allied with russia during world war i