Complex sentence: To dissuade the rebellions and usurpations of the Crisis of the Third Century, the Emperors sought the kind of divine legitimacy invoked by Eastern monarchies, importing rituals such as kneeling before the Emperor and kissing of the hem of the Imperial robe (proskynesis).
Split into simpler sentences: To dissuade the rebellions and usurpations of the Crisis of the Third Century, the Emperors sought the kind of divine legitimacy invoked by Eastern monarchies. Emperors imported rituals such as kneeling before the Emperor, and kissing of the hem of the Imperial robe (proskynesis).