Who was the leader of the british army during ww1?

During World War I, the leader of the British Army was General Sir Douglas Haig. He served as the Commander of the British Expeditionary Force (BEF) on the Western Front from late 1915 until the war's end in 1918. Haig is often associated with significant battles such as the Somme and Passchendaele, which were marked by heavy casualties and controversial tactics. His leadership style and decisions have been the subject of extensive debate and analysis in historical discussions.