The 1st Battalion landed at Rouen as part of the 6th Brigade in the 2nd Division in August 1914 for service on the Western Front.
It saw action at the Battle of Mons in August 1914, the First Battle of the Marne and the First Battle of the Aisne in September 1914 and First Battle of Ypres in October 1914.
 It fought at the Battle of Festubert in May 1915, the Battle of Loos in September 1915 and the Battle of the Somme in Autumn 1916 before taking part in the advance to the Hindenburg Line, the Battle of Arras in November 1917, the Battle of Cambrai in November 1917, the Second Battle of the Somme in Autumn 1918 and the Battle of the Selle in October 1918.

The 2nd Battalion landed at Le Havre as part of the 2nd Brigade in the 1st Division in August 1914 for service on the Western Front and saw action at the Battle of Aubers Ridge in May 1915.

The 3rd Battalion landed at Le Havre as part of the 80th Brigade in the 27th Division in December 1914 for service on the Western Front and saw action at the Second Battle of Ypres in April 1915.

The 4th Battalion landed at Le Havre as part of the 80th Brigade in the 27th Division in December 1914 for service on the Western Front and saw action at the Second Battle of Ypres in April 1915 but moved to Salonika in November 1915 before returning to France in June 1918.
The 1st Battalion landed at Rouen as part of the 6th Brigade in the 2nd Division in August 1914 for service on the Western Front. It saw action at the Battle of Mons in August 1914, the First Battle of the Marne and the First Battle of the Aisne in September 1914 and First Battle of Ypres in October 1914.  It fought at the Battle of Festubert in May 1915, the Battle of Loos in September 1915 and the Battle of the Somme in Autumn 1916 before taking part in the advance to the Hindenburg Line, the Battle of Arras in November 1917, the Battle of Cambrai in November 1917, the Second Battle of the Somme in Autumn 1918 and the Battle of the Selle in October 1918.
The 2nd Battalion landed at Le Havre as part of the 2nd Brigade in the 1st Division in August 1914 for service on the Western Front and saw action at the Battle of Aubers Ridge in May 1915.
The 3rd Battalion landed at Le Havre as part of the 80th Brigade in the 27th Division in December 1914 for service on the Western Front and saw action at the Second Battle of Ypres in April 1915.
The 4th Battalion landed at Le Havre as part of the 80th Brigade in the 27th Division in December 1914 for service on the Western Front and saw action at the Second Battle of Ypres in April 1915 but moved to Salonika in November 1915 before returning to France in June 1918.
King's Royal Rifle Corps