The Annals and the Histories · Ann. 12.31

Meanwhile, in Britain, Publius Ostorius, the propraetor, found himself confronted by disturbance. The enemy had burst into the territories of our allies with all the more fury, as they imagined that a new general would not march against them with winter beginning and with an army of which he knew nothing. Ostorius, well aware that first events are those which produce alarm or confidence, by a rapid movement of his light cohorts, cut down all who opposed him, pursued those who fled, and lest they should rally, and so an unquiet and treacherous peace might allow no rest to the general and his troops, he prepared to disarm all whom he suspected, and to occupy with encampments the whole country to the Avon and Severn. The Iceni, a powerful tribe, which war had not weakened, as they had voluntarily joined our alliance, were the first to resist. At their instigation the surrounding nations…

Cornelius Tacitus · trans. Church & Brodribb, 1876
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