Roussillon the Renaissance castle is a monument of the sixteenth century is in the image of his patron, Cardinal François de Tournon. Dignitary of the church and skilled negotiator from the shadows, he was primarily a man of power as Councillor Francis staff. He was also a humanist and a great lover of art steeped in Italian culture. He therefore appealed to one of the greatest masters of the time to draw up the plans of the castle: Sebastiano Serlio. The site and combines innovation, rigor and subtlety to all Italian elegance.
The walls of the castle Roussillon witnessed a historic event that shaped our current schedule: the signing of a royal decree still in force since the sixteenth century!
It was in August 1564 that Charles IX, a young King of France arrived in Roussillon with his mother Catherine de Medici and his court. In these times of change and religious tensions monarchical power then wants to assert and organize the kingdom. Why not start by getting everyone to agree on the starting day of the year? Indeed at the time each province had adopted a different symbolic date by December 25 there on Easter... Charles IX decided to choose January 1 as the beginning of the calendar year for all the kingdom of France: he signed Royal Edict to Roussillon on 9 August 1564. 18 years later Pope Gregory XIII finally ratify the decision imposing the Gregorian calendar in the Christian world. "Want and order that all acts, records, instruments, contracts, orders, edicts, both missives that patent, and any private Scripture, the year commance doresénavant and is counted from the first day of January this Moys" The King, 9 August of the year 1564 Thanks.