The Barca family conclude the most important state treaties, and the ratification of the governing board is a formality (Pol.iii.

21).
Rome enters her protest before them and before the senate (Pol.

iii.
15).

The position of the Barca family towards Carthage in many points resembles that of the Princes of Orange towards the States-General.
3.

It was not till the middle ages that the route by Mont Cenis became a military road.