Henri II d'Orléans, Duke of Longueville Henri II d'Orléans, Duke of Longueville Henri II d'Orléans, duc de Longueville or Henri de Valois-Longueville (6 April 1595 – 11 May 1663), a legitimated prince of France (of royal descent) and peer of France, was a major figure in the civil war of France, the Fronde, and served as governor of Picardy, then of Normandy. He was the only son of Henri I d'Orléans, duc de Longueville and Princess Catherine Gonzaga. Longueville headed the French delegation in the talks that led to the Treaty of Westphalia which ended the Thirty Years War (1648). In his role as sovereign prince
Pomeranian War Frederick's downfall and to humiliate and destroy the Swedish queen Louisa Ulrika of Prussia, Frederick's sister. The Hats faction was also encouraged to declare war by France, whose wishes were central to the Hats' actions. Frederick's invasion of Saxony in 1756 was used as a pretext for war, being denounced by both Sweden and France as a violation of the Treaty of Westphalia of 1648, of which they were both guarantors. On March 21, 1757 the governments of France and Austria agreed a convention in which Sweden and France explained that they had to maintain Germany's freedom in line with