The King's (Liverpool) Regiment raised a number of Service battalions at the outbreak of war in August 1914 and its 8th Battalion became known as the Liverpool Irish.
Three Lines of the 8th Battalion were raised with two of them serving in France from 1915 to 1918.
They were formed in August 1914 and became part of the Liverpool Brigade, West Lancashire Division.
In February 1915, they were transferred to the North Lancashire Brigade, which moved to Highland Division and was retitled as 3rd Highland Brigade.
The brigade landed in France during May 1915 and was renamed as 154th Brigade, 51st (Highland) Division and the battalion transferred in January 1916 to 165th Brigade, 55th (West Lancashire) Division.
After seeing action in 1916 and 1917 at the Somme, Ypres and Cambrai,
the battalion, after absorbing 2/18th Bttn, was transferred in January 1918 to 171st Brigade, 57th (2nd West Lancashire) Division.
They were formed in October 1914 and, in early 1915, joined 171st Brigade, 57th (2nd West Lancashire) Division.
The Division landed in France during February 1917 and saw action at Ypres and Cambrai, before the battalion was absorbed into 1/8th Bttn during January 1918.
The Victoria Cross was awarded to one man who was serving with the Liverpool Irish during the First World War:
960 men from the Liverpool Irish are listed in the CWGC database as having been killed during the First World War.