It's often pledged

Usage examples of allegiance.

Maximus had violated his allegiance to his lawful sovereign, he could not hope to reign, or even to live, if he confined his moderate ambition within the narrow limits of Britain.

A defeat, by disabling the chief from the performance of his engagements, dissolved the mercenary allegiance of his followers, and left them to consult their own safety by a timely desertion of an unsuccessful cause.

These degenerate Romans continued to serve the empire, whose allegiance they had renounced, by introducing among their conquerors the first notions of agriculture, the useful arts, and the conveniences of civilized life.

The arms, horses, and camels, with an immense treasure of gold, silver, silk, and precious stones, were all delivered to the conqueror, who, leaving only a garrison of six hundred archers, returned to Emesa, and employed some time in the distribution of rewards and punishments at the end of so memorable a war, which restored to the obedience of Rome those provinces that had renounced their allegiance since the captivity of Valerian.

Instead of attempting to secure the allegiance of his son by the generous ties of confidence and gratitude, he resolved to prevent the mischiefs which might be apprehended from dissatisfied ambition.

Constantine, to whose sons they had engaged their allegiance by an oath of fidelity, which the ingratitude of his most favored servants had tempted them to violate.

She accustomed her husband to consider Julian as a youth of a mild, unambitious disposition, whose allegiance and gratitude might be secured by the gift of the purple, and who was qualified to fill with honor a subordinate station, without aspiring to dispute the commands, or to shade the glories, of his sovereign and benefactor.

Antioch, to solicit, with the same professions of allegiance and gratitude, the same favor which had been granted to the suppliant Visigoths.

If any of the legionaries were permitted to return from the Italian expedition, their faithful report of the court and character of Honorius must have tended to dissolve the bonds of allegiance, and to exasperate the seditious temper of the British army.

So desperate indeed did the situation of the son of Theodosius appear, to those who were the best acquainted with his strength and resources, that Jovius and Valens, his minister and his general, betrayed their trust, infamously deserted the sinking cause of their benefactor, and devoted their treacherous allegiance to the service of his more fortunate rival.

Barbarians of Gaul, more especially the Goths, repeatedly declared, that they were bound to the people by the ties of hospitality, and to the emperor by the duty of allegiance and military service.

The court and the people were astonished by the strange intelligence, that a virtuous hero, after so many favors, and so many services, had renounced his allegiance, and invited the Barbarians to destroy the province intrusted to his command.

The army of Ricimer was fortified by a numerous reinforcement of Burgundians and Oriental Suevi: he disclaimed all allegiance to the Greek emperor, marched from Milan to the Gates of Rome, and fixing his camp on the banks of the Anio, impatiently expected the arrival of Olybrius, his Imperial candidate.

Clovis attracted the respect and allegiance of the national confederacy.

Clovis, their friend and proselyte, had privately tempted the allegiance of his brother.