Battle of Wavre Battle of Wavre The Battle of Wavre was the final major military action of the Hundred Days campaign and the Napoleonic Wars. It was fought on 18–19 June 1815 between the Prussian rearguard, consisting of the Prussian III Corps under the command of General Johann von Thielmann (whose chief-of-staff was Carl von Clausewitz) and three corps of the French army under the command of Marshal Grouchy. A blocking action, this battle kept 33,000 French soldiers from reaching the Battle of Waterloo and so helped in the defeat of Napoleon at Waterloo. Following defeat at the Battle of Ligny two days
British Army during the Napoleonic Wars forces during the Napoleonic Wars. However, due to lack of supplies, and inconclusive operations against the Egyptian forces, the Expedition was forced to re-embark and leave Alexandria. In 1809, Austria declared war on France. To provide a diversion, a British force consisting mainly of the troops recently evacuated from Corunna was dispatched to capture the Dutch ports of Flushing and Antwerp. There were numerous delays, and the Austrians had already surrendered when the army sailed. The island of Walcheren, where they landed, was pestilential and disease-ridden (mainly with malaria or "ague"). Although Flushing was captured, more than one third of