Poissy, Colloquy of

Poissy, Colloquy of

(pwäsē`), 1561, conference of Roman Catholic prelates and Protestant ministers, initiated by Catherine de' Medici and Michel de L'Hôpital in the hope of bringing about a peaceful reunion of the two communions. The conference was unsuccessful as a result of the opposition of both parties to compromise on essential points. Those present included Theodore Beza, Pietro Martire Vermigli, Diego Lainez, and Charles de Guise, Cardinal de Lorraine.