Ab urbe condita

Titus Livius (Livy)

Livy. History of Rome, Volumes 1-2. Roberts, Canon, Rev, translator. London, New York: J. M. Dent and Sons; E. P. Dutton and Co., 1912.

however, had been driven out of their country they were wavering between peace and war, afraid to close their gates to the Romans lest they should provoke a war and yet determined to close them if a Roman army approached their city. In this state of indecision they would fall an easy prey.

Acting on their advice, the Romans moved their camp into the neighbourhood of these cities, and at the same time soldiers were despatched, some fully armed, to occupy concealed positions near the walls, others in ordinary dress, with swords hidden under their togas, were to enter the cities through the open gates at the approach of daylight.