A Machine Gun Battalion of the Machine Gun Corps was attached to each Infantry Division and was formed of four MG Companies.
The 4th Bn, MGC was formed on 26 February 1918.
|Division attached to:||4th Division|
|Formed from the:||10th Machine Gun Company|
11th Machine Gun Company
12th Machine Gun Company
234th Machine Gun Company
As a unit of the 4th Division, it will have taken part in the following battles and engagements.
|FIRST BATTLES OF THE SOMME|
|28 March||First Battle of Arras [XVII. Corps, Third Army]|
|BATTLES OF THE LYS|
|13 to 15 April||Battle of Hazebrouck [I. Corps, First Army]. (Including Defence of Hinges Ridge).|
|18 April||Battle of Bethune [I. Corps, First Army].|
|THE ADVANCE TO VICTORY|
|COLSPAN=2>SECOND BATTLES OF ARRAS|
|29 and 30 August||Battle of the Scarpe [Cdn. Corps, First Army].|
|02 and 03 September||Battle of the Drocourt-Queant Line [Cdn. Corps, First Army].|
|BATTLES OF THE HINDENBERG LINE|
|27 September to 01 October||Battle of the Canal du Nord [XXII. Corps, First Army].|
|THE FINAL ADVANCE IN PICARDY|
|17 to 25 October||Battle of the Selle [XXII. Corps, First Army].|
|01 and 02 November||Battle of Valenciennes [XXII. Corps, First Army].|
On the 11th November the 4th Division, in XXII. Corps Reserve, was concentrated in the south-east of Valenciennes. The division did not proceed to the Rhine as part of the Army of Occupation, but it moved to Valenciennes, and here, on the 4th December, it was visited by H.M. the King. On the 6th January, 1919, the division moved to the Binche-la Louviere area, and demobilisation was carried out.