Émile Cottin attempted to assassinate the leader of which party?
Émile Cottin: Louis Émile Cottin (March 14, 1896 – October 8, 1936, nicknamed "Milou") was a French militant anarchist who is best known for the attempted assassination of Georges Clemenceau. Georges Clemenceau: Georges Benjamin Clemenceau (] ; 28 September 1841 – 24 November 1929) was a French politician, physician, and journalist who was Prime Minister of France during the First World War. Georges Clemenceau:  A leader of the Radical Party, he played a central role in the politics of the French Third Republic.
the Radical Party