 Inspired by the principles of the French Revolution, its members were mainly drawn from the middle class and intellectuals.After the Congress of Vienna divided the Italian peninsula among the European powers, the "Carbonari" movement spread into the Papal States, the Kingdom of Sardinia, the Grand Duchy of Tuscany, the Duchy of Modena and the Kingdom of Lombardy-Venetia.The revolutionaries were so feared that the reigning authorities passed an ordinance condemning to death anyone who attended a Carbonari meeting.