 At first the brigade was attached to VIII Corps supporting 55th (WL) and 39th Divisions.Then on 28 May it moved to X Corps for the Battle of Messines (7 June) when it fired in support of 41st Division.The field artillery were allocated 1000 rounds per gun for 18-pounders and 750 rounds for 4.5-inch howitzers, together with large amounts of gas and smoke shells.