a colloquium is organised in Poissy: “At the heart of secularism: dialogue and tolerance. Commemoration of the Colloque de Poissy, 1561-2011 ", 10-11 September 2011. How can the 1561 Poissy Colloquium, on religious and political issues, make sense today, in a secular republic context? From a historical point of view: reminder of the Colloque de Poissy in 1561 and questioning the development and conquest of freedom of conscience. From a societal perspective: opening spaces d...