taste for this species of entertainment grew rapidly, and by the beginning of the imperial period had mounted into a perfect passion. It was now no longer the manes of the dead, but the spirits of the living, that they were intended to appease. At first the combatants were slaves, captives, or condemned criminals; but at last knights, senators, and even women descended into the arena. Training-schools were established at Rome, Capua, Ravenna, and other cities. Free citizens often sold themselves to the keepers of these seminaries; and to them flocked desperate men of all classes, and ruined spendthrifts of the noblest patrician houses. Slaves and criminals were encouraged to become proficient in this art by the promise of freedom if they survived the combats beyond a certain number of years.
Sometimes the gladiators fought in pairs; again great companies engaged at once in the deadly fray. They fought in chariots, on horseback, on foot—in all the ways that soldiers were accustomed to fight in actual battle. The contestants were armed with lances, swords, daggers, tridents, and every manner of weapon. Some were provided with nets and lassos, with which they entangled their adversaries, and then slew them.
The life of a wounded gladiator was in the hands of the audience. If in response to his appeal for mercy, which was made by outstretching the forefinger, the spectators reached out their hands with thumbs turned down, that indicated that his prayer had been heard and that the sword was to be sheathed; but if they extended their hands with thumbs turned up, that was the signal for the victor to complete his work upon his wounded foe. Sometimes the dying were aroused and forced on to the fight by burning with a hot iron. The dead bodies were dragged from the
