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404 most considerable part of the troops, accustomed to obey his commands. Rome, according to the expression of an orator, recalled her armies, and the unfortunate Severus, destitute of force and of counsel, retired, or rather fled, with precipitation to Ravenna. Here he might for some time have been safe. The fortifications of Ravenna were able to resist the attempts, and the morasses that surrounded the town were sufficient to prevent the approach, of the Italian army. The sea, which Severus commanded with a powerful fleet, secured him an inexhaustible supply of provisions, and gave a free entrance to the legions which, on the return of spring, would advance to his assistance from Illyricum and the East. Maximian, who conducted the siege in person, was soon convinced that he might waste his time and his army in the fruitless enterprise, and that he had nothing to hope either from force or famine. With an art more suitable to the character of Diocletian than to his own, he directed his attack, not so much against the walls of Ravenna as against the mind of Severus. The treachery which he had experienced disposed that unhappy prince to distrust the most sincere of his friends and adherents. The emissaries of Maximian easily persuaded his credulity that a conspiracy was formed to betray the town, and prevailed upon his fears not to expose himself to the discretion of an irritated conqueror, but to accept the faith of an honourable capitulation. He was at first received with humanity, and treated with respect. Maximian conducted the captive emperor to Rome, and gave him the most solemn assurances that he had secured his life by the resignation of the purple. But Severus could obtain only an easy death and an Imperial funeral. When the sentence was signified to him, the manner of executing it was left to his own choice; he preferred the favourite mode of the ancients, that of opening his veins: and, as soon as he expired, his body was carried to the sepulchre which had been constructed for the family of Gallienus.

Though the characters of Constantine and Maxentius had very little affinity with each other, their situation and interest were the same; and prudence seemed to require that they should unite their forces against the common enemy. Notwithstanding the superiority of his age and dignity, the indefatigable