The regiment was rotated into the division reserve for the final thrust into St Lo. The 175th fought in Normandy until the end of August when the division was moved to Brittany to participate in the capture of Brest and the German submarine pens located there. Following the Battle of Brest, the division was moved to the Netherlands to participate in the 9th Army's drive to the Rhine River. The regiment played a significant role in capturing Jülich followed by the occupation of the industrial center of Mönchengladbach. The regiment was moved to occupy the lines along the Elbe River near Felberg. On 2 May 1945, a patrol from 3-175 Infantry made contact with elements of the 28th Company, 6th Guards Cavalry of the Russian army. Following the surrender of the German army, the regiment remained in Europe until 1 January 1946.