Ancient Diocese of Orange century: at the Synod of Arles in 314, its bishop was represented by a priest named Faustinus. The first bishop of Arausio whose name is given in extant documents was Constantius, who took part in the Council of Aquileia, 381. From the early 5th century, the see was a suffragan of the metropolitan see of Arles. Arausio hosted two important synods, in 441 and 529. The Second Council of Orange was of importance for its condemnation of what later came to be called Semipelagianism. In 1516 Francis I of France ordered the union of the principality of Orange and the
Principality of Lucca and Piombino as the Duchy of Lucca (1815–1847). The Congress of Vienna (1814–1815) gave the Duchy to exiled Spanish Borbón Maria Louisa (1782-1824), who became the Duchess of Lucca and disregarded the constitution imposed on her by the congress, and governed in an absolutist fashion. Principality of Lucca and Piombino The Principality of Lucca and Piombino was created in July 1805 by Napoleon I for his beloved sister Elisa Bonaparte. It was a State located on the central Italian Peninsula (present-day Italy), reporting to the needs of Napoleonic France. The state was the result of the annexation of the Principality of Lucca