The 87th Brigade was an infantrybrigade formation of the British Army that saw service in World War I. It was originally formed in 1915 from four Regular Armybattalions serving away from home in numerous parts of the British Empire. Its first commander was General W.R. Marshall, with C.H.T.Lucas taking command in August 1915. The brigade was assigned to the 29th Division and served in the Gallipoli Campaign from 1915 - 1916, preceding a short time in the Middle Eastern theatre, later being sent to the Western Front in time to attack at Beaumont Hamel on July 1, 1916, and remaining on that front for the rest of the war.