The Foundation Charter of Cluny is a grant of authority written by Duke William I of Aquitaine and signed by Ingelberga and various other bishops and nobles. The charter was issued in the French city of Bourges and sanctioned by the Archbishop of Bourges. The Foundation Charter of Cluny was produced with the construction of the monastery of Cluny in 910 in Burgundy after Duke William donated a hunting lodge and the surrounding land to a monk of noble birth Mend Berno. Duke William constructed the