tagus's Usage Examples:

Her husband Prasutagus ruled the Iceni (in what is now Norfolk) as an autonomous prince under Roman suzerainty.

The alliance was of value to Claudius, for the territory of the Iceni (Norfolk, Suffolk, and Cambridgeshire) lay immediately north of the new province and its capital town Colchester, and Prasutagus had loyally kept faith with Rome.

43 Prasutagus, the king of the Iceni, had concluded a treaty with Claudius, by which no doubt he recognized the suzerainty of Rome and was himself enrolled among "the allies and friends of the Roman people.

Fearing that worse might follow when the kingdom should be annexed, and encouraged by the absence of the legate and his legions, the Iceni, led by Prasutagus's daughter Boudicca (Boadicea) rose in revolt and were joined by the Trinobantes in Essex, who had been long subject to Rome and had their own grievances to redress.