The 1731 Treaty of Vienna was signed on 16 March 1731 between Great Britain and Emperor Charles VI on behalf of the Habsburg monarchy, with the Dutch Republic included as a party.
Emperor Charles VI, Holy Roman Emperor and Archduke of Austria.
Charles of Spain ca 1730; Austria accepted him as Duke of Parma
The Treaty of Seville was signed on 9 November 1729 between Britain, France, and Spain, formally ending the 1727–1729 Anglo-Spanish War; the Dutch Republic joined the Treaty on 29 November.
Treaty of Vienna (1731)
…and Austria recognised Charles of Spain, third son of Philip V, as Duke of Parma and Tuscany. Although reconfirmed by Britain and France in the 1729 Treaty of Seville, Austria refused to comply and occupied the Duchy when Antonio Farnese died in January 1731. The Treaty agreed to withdraw these and Charles of Spain…
Contemporary representation of the siege of Gibraltar in 1727
Elisabeth Farnese, with her eldest son Charles; the Treaty confirmed his right to the Duchies of Parma and Tuscany
French chief minister Cardinal Fleury; he arranged the Congress of Soissons, which agreed terms signed at Seville