 After the marriage of Mary, the daughter of the James, Duke of York, to William of Orange, the English sent an expeditionary force (with its own services and supply chain) to Flanders in 1678 to join the Dutch against the French in the Franco-Dutch War.The expeditionary force was commanded by the Duke of Monmouth.The English force saw little action but some British units saw action at the Battle of Saint-Denis (the last battle of the war).