 By the beginning of the 15th century, the cathedral was finished and between 1460 and 1472, Bishop John Prigent began the construction of the chapel of the Annunciation.Finally, the nineteenth and twentieth centuries saw much restoration and important works including the repair of the vaulting and work on the window framing.As we have seen in this brief summary, the cathedral had to be rebuilt on many occasions this as a consequence of military attacks or natural disasters.