 The room was used as a court of justice by the Counts of Blois and was used in 1576 and 1588 for the "États Généraux".The medieval castle was purchased in 1391 by Louis I, Duke of Orléans, brother of Charles VI; after Louis' assassination, his widow, Valentina Visconti, retired to this castle at Blois.It was later inherited by their son, Charles d'Orléans the poet, who was captured at Agincourt and imprisoned in England.