In July 1943, Culin was assigned as deputy commander of the newly-organized 10th Light Division (Alpine), and he took part in the unit's initial organization and training. In October 1944, Culin was assigned to command the 87th Infantry Division. The division organization and training in the United States and England before arriving in France in late 1944. Culin's command took part in the Ardennes, Rhineland, and Central Europe campaigns.