Second reign In 1203, after eight years of captivity, Isaac II was raised from the dungeon to the throne once more after the arrival of the Fourth Crusade and the flight of Alexios III from the capital. Both his mind and body had been enfeebled by his blindness and confinement, and his son Alexios IV Angelos was associated on the throne as the effective monarch.
Second reign In 1203, after eight years of captivity, Isaac II was raised from the dungeon to the throne once more after the arrival of the Fourth Crusade and the flight of Alexios III from the capital. Both his mind and body had been ,enfeebled by his blindness and confinement and his son Alexios IV Angelos was associated on the throne as the effective monarch.