Abbo assisted Charles Martel and Childebrand in campaigning against Maurontus in 736 and 739 in the lower Rhône Valley. After Maurontus was forced to hide in the Alps, Abbo was appointed patricius and showered with lands confiscated from the defeated.
Abbo joined forces with Charles Martel and Childebrand to wage war against Maurontus in 736 and 739 in the lower Rhône Valley. After Maurontus was forced to seek refuge in the Alps, Abbo was appointed patricius and received a substantial reward of confiscated land.