 After the War of the Polish Succession in 1737, the Duchy of Upper Lorraine, of which Nancy was the capital, was given to Stanisław I Leszczyński, former Ruler of Polish-Lithuanian Commonwealth and father-in-law to King Louis XV of France.An earlier ruler, Leopold, Duke of Lorraine, had undertaken much reconstruction in Lorraine, which had been ravaged by a series of wars.He had recruited numerous artists and architects for this work, including Germain Boffrand, who trained Emmanuel Héré.