 Drusus' forces defeated the Bructeri, but, as it was now late in the campaign season, turned back for their winter quarters in Gaul, taking advantage of their new alliance with the Frisii to navigate through the difficult conditions on the North Sea.As a reward for the successes of his campaign in 12 BC, Drusus was made "praetor urbanus" for 11 BC when he returned to Rome for the winter.News of Drusus' achievements—navigating the North Sea, carrying the Roman eagles into new territory, and fixing new peoples into treaty relations with Rome—caused considerable excitement in Rome and were commemorated on coins.