 Even though the faction had by Charles Martel's time established strong political control over Francia, loyalty within these border regions remained to the Merovingian power and not the new political forces.Charles first set out to reinstate Carolingian dominance internally within Francia and the "Continuations" lists Charles' continuous campaigns that solidified the campaigns that generated the Carolingian military foundation.In 718, the "AMP" records that Charles fought against the Saxons, pushing them as far as the river Weser, following up with subsequent campaigns in 720 and 724; securing the northern borders of Austrasia and Neustria.