... the Colonia Agrippinensis with a strong force, compelled the inhabitants and all the troops on the Upper Rhine to take the same oath. He did this after having first put to death the tribunes at Mogontiacum , and driven away the prefect of the camp, because they refused obedience. Classicus picked out all the most unprincipled men from the troops who had capitulated, and bade them go to the besieged, ...