The Imperial Guard is the primary fighting force of the Imperium, so numerous in size that even the Departmento Munitorum cannot place a figure on the number of Guardsmen under arms at any one time; the daily lists of new recruits and toll of casualties can run into the millions in a single day. It would be infeasible trying to put any exact number on the strength of the Guard; however, it is believed that there must be many billions of Imperial Guardsmen, divided into millions of regiments. This absolute n