Duchy of Lorraine

State · 1431–1768 CE · at its largest around 1700 CE

A duchy between France and the German lands within the Holy Roman Empire, centred on Nancy, which was ceded to the former Polish king Stanislaw Leszczyński in 1737 and passed to France on his death.

On its lands while it lasted

Nancy (c. 1431 CE): Capital of Duchy of Lorraine (1431–1766).