Jules Guérin [SEP] native language
Jules Guérin
Jules Guérin (14 September 1860 – 10 February 1910) was a French journalist and anti-Semitic activist. He founded and led the Ligue Antisemitique, an organisation similar to the Ligue des Patriotes, and edited the French weekly "L'Antijuif ()" (Paris, 1896-1902).
At the start of March 1898 Guérin was among the speakers attacking Jews and their "Dreyfusard servants" at a meeting of 800 people in the Salle Wagram in Paris. 
Other speakers were Charles Devos, Édouard
Jules Guérin (artist)
Jules Guérin (November 18, 1866 – June 14, 1946) was an American muralist, architectural delineator, and illustrator.
Biography.
Jules Vallée Guérin was born in St Louis, Missouri on November 18, 1866 and moved to Chicago to study art in 1880. In 1889 he is known to have shared a studio with Winsor McCay, the noted cartoonist. They influenced each other in their use of daring points of view. In 1893 Guerin made a painting of one of the