The Ligue des bleus de Bretagne was a liberal organisation in Brittany founded in 1899, dedicated to promoting the ideals of the Enlightenment and the French Revolution in Brittany, and combating the
Statue of Ernest Renan, put up by the Bleus de Bretagne
Régis-Marie-Joseph de l'Estourbeillon de la Garnache was a Breton aristocrat, politician, and poet. He was associated with Breton regionalist activism. He is generally known as Régis de l'Estourbeillo
Régis de l'Estourbeillon dressed in Breton costume at the Celtic Congress of Caernarfon, 1904.