 In 717, Charles mustered his army again and marched on Neustria, taking the city of Verdun during his conquest.He met Chilperic and Raganfred again at the Battle of Vinchy on 21st March 717 and was once again victorious, forcing them back to Paris.He then swiftly returned to Austrasia and besieged Cologne, defeating Plectrude and reclaiming his father's wealth and treasure.