Louis of Nevers vs Louis VII of France

Louis of Nevers inherited the County of Flanders upon the death of his grandfather, Robert III. His succession was contested by his father's claims, but he secured the title through French support, aligning Flanders closely with the French crown.

Louis of Nevers, with French military aid, crushed a major peasant and urban revolt in Flanders led by Nicolaas Zannekin. The revolt was sparked by his pro-French policies and tax burdens, and its suppression solidified his rule but alienated many Flemings.

Louis of Nevers, Count of Flanders, fought on the French side against the English army of Edward III. He was killed during the battle, which ended in a decisive English victory and marked the beginning of the Hundred Years' War's first phase.

Louis VII succeeded his father Louis VI as King of the Franks. His reign was marked by the expansion of royal territory through marriage to Eleanor of Aquitaine, but also by conflicts with the Church and nobles.

Louis VII led the Second Crusade with his wife Eleanor of Aquitaine and the German king Conrad III. The crusade was a failure, with the army suffering heavy losses in Anatolia and failing to capture Damascus. The campaign damaged Louis's prestige.

After Eleanor of Aquitaine married Henry II of England, Louis VII fought a series of wars against Henry over control of French territories. The conflicts were inconclusive, but they established the rivalry between the Capetian and Plantagenet dynasties.

Louis VII's marriage to Eleanor of Aquitaine was annulled on grounds of consanguinity. Eleanor then married Henry II of England, bringing the vast Duchy of Aquitaine under English control and leading to centuries of conflict between France and England.

Louis VII had his son Philip II Augustus crowned as co-king to ensure the succession. This act strengthened the Capetian dynasty and ensured a smooth transition of power after Louis's death.