 During the 1920s, the party was active in the fight against General Primo de Rivera's regime and the monarchy.Their actions included a failed assassination attempt against the King of Spain Alfonso XIII in an operation of its secret paramilitary unit named Santa Germandat Catalana de la Bandera Negra (Holy Catalan Brotherhood of the Black Flag) that was known as the Complot de Garraf (Conspiracy of Garraf).Estat Català also raised a small army named Exèrcit Català (Catalan Army) led by Francesc Macià to take control over the Principality from Prats-de-Mollo-la-Preste, in French Northern Catalonia.