Complex sentence: After the war the battalion was disbanded in 1919, however, it was raised again as the 57th Battalion as part of the Militia in 1921, it was headquartered at Preston and drew its personnel from the 2nd Battalion, 57th Infantry Regiment.
Split into simpler sentences: After the war the battalion was disbanded in 1919, however, it was raised again as part of the Militia in 1921. Headquartered at Preston, it drew its personnel from the 2nd Battalion, 57th Infantry Regiment.