Robert contributed to the restoration of Henry, King of France to histhrone, and received from the gratitude of that monarch, the Vexin, asan addition to his patrimonial domains. In the 8th year of his reign,curiosity or devotion induced him to undertake a pilgrimage to theHoly Land where the fatigues of the journey and the heat of theclimate so impaired his constitution, he died on his way home.
Some sources call him Robert I the Magnificent.