sentences:  Domitian immediately launched a counteroffensive, personally travelling to the region accompanied by a large force commanded by Cornelius Fuscus.Fuscus successfully drove the Dacians back across the border in mid-85, prompting Domitian to return to Rome and celebrate an elaborate triumph.The victory proved to be short-lived however, as early in 86, Fuscus embarked on an ill-fated expedition into Dacia, which resulted in the complete destruction of the fifth legion, Legio V Alaudae, near Tapae.