(1) In a battle in Cisalpine Gaul he killed a Gallic King by his own hand and dedicated the spoils to Jupiter in the Capitol.

(2) Ancient Cisalpine Gaul included an area south and east of the Alps.

(3) Rubicon was a small stream that flowed into the Adriatic and in Roman times marked the boundary between Cisalpine Gaul and ancient Italy.

(4) An ancient Roman road that was the principal artery between Rome and Cisalpine Gaul. It was begun in 220 bc by the Roman general Gaius Flaminius (died 217).

(5) In 58 B. C. Caesar got the post as the proconsul of the Cisalpine Gaul which constituted a signal of the beginning of Gallic War.