Paris in the 16th century on September 5, 1557, thirty were from noble families. In 1561-62, the number of Protestants in Paris was estimated at between ten and fifteen thousand; in France as a whole, three million, or fifteen percent of the population. The Massacre of Saint-Bartholomew's Day on August 23–24, 1572 killed between two and three thousand Protestants; it was followed by a large-scale emigration of Protestants out of the city, primarily to Sedan, Montbeliard and Geneva. In 1598, with the Edict of Nantes, the Protestant were again able to open a church a Grigny, on the banks of the Seine outside the city.
Paris in the 16th century taken from the gothic cathedrals of the 13th century, but Cortona added details and ornament taken from the Italian Renaissance. It was not completed until 1640. The other churches of the period follow the more traditional flamboyant gothic models. They include Saint-Merri (1520-1552), with a plan similar to Notre-Dame; Saint-Germain-l'Auxerrois, which features impressive flying buttresses; and the Église Saint-Medard. whose choir was built in beginning in 1550; St-Gervais-et-St-Protais features a soaring gothic vault in the apse, but also had a transept a more sober classical style inspired by the Renaissance. (The baroque facade was added in the 17th century).in the