Complex sentence: Consequently, Cleisthenes left Athens as an exile, and Isagoras was unrivalled in power withibout dispossessing hundreds of Athenians of their homes and exiling them on the pretext that they too were cursed.
Split into simpler sentences: Consequently, Cleisthenes left Athens as an exile, and Isagoras was unrivalled in power within the city. Isagoras set about dispossessing hundreds of Athenians of their homes and exiling them on the pretext that they too were cursed.