A group of these people led by La Renaudie failed to capture the king in the Conspiracy of Amboise, 
A group of these people led by La Renaudie failed to capture the king in the Conspiracy of Amboise, and they were the target of the Massacre at Vassy. Their leaders included Louis I, prince de Conde; and Gaspard de Coligny, both of whom fought against the House of Guise. On August 24, 1572, they were targeted in the St. Bartholomew's Day Massacre, and the Edict of Fontainebleau revoked the freedoms that they had been granted by Henry IV in the Edict of Nantes. For 10 points, name this group of French Calvinists.
A group of these people led by La Renaudie failed to capture the king in the Conspiracy of Amboise, and they were the target of the Massacre at Vassy.
Huguenots [prompt on French Protestants or French Calvinists]