Cassivelaunus had prepared the river for Cæsar, by planting it full of stakes (and had, no doubt, put up a notice-board).
Cassivelaunus had been appointed Commander-in-chief of all the British forces.
On this spot stood the chief town of the Cassii, whose king, Cassivelaunus, vainly opposed the inroads of Cæsar.
They also showed him the way to the contemptible cluster of houses which Cassivelaunus dignified with the name of his capital.
Cassivelaunus was a chieftain of the Britons who had been entrusted with the supreme command against Cæsar.