This historical figure raised a fleet against pirates who had kidnapped him, and he later crucified them. He begins one work noting that "the whole of Gaul is divided into three parts" in his Commentaries on the Gallic Wars. This man defeated (*) Vercingetorix and served as 
This historical figure raised a fleet against pirates who had kidnapped him, and he later crucified them. He begins one work noting that "the whole of Gaul is divided into three parts" in his Commentaries on the Gallic Wars. This man defeated (*) Vercingetorix and served as Pontifex Maximus, but is most well-known for his actions on the Italian border, when he disregarded Pompey and crossed the Rubicon.  For ten points, name this Roman dictator who claimed "veni, vidi, vici" and was murdered by conspirators like Brutus on the Ides of March.
This historical figure raised a fleet against pirates who had kidnapped him, and he later crucified them.