The Battle of Grand Couronné (French: Bataille du Grand Couronné) took place in France after the Battle of the Frontiers, at the beginning of World War I. After the German victories of Sarrebourg and Morhange, the German pursuit by the 6th and 7th armies took four days to regain contact with the French. The Germans attacked to break through French defences on the Moselle, from 24 August – 13 September in three phases, the Battle of the Trouée de Charmes (24–28 August), when the German offensive was met by a French counter-offensive, a period of preparation from 28 August – 3 September, when part of the French eastern armies was moved westwards towards Paris and then a final German attack against the Grand Couronné de Nancy. The battle was fought day and night from 4–13 September 1914, by t