Waterloo Campaign: Quatre Bras to Waterloo Waterloo Campaign: Quatre Bras to Waterloo After the fighting at Quatre Bras (16 June 1815) the two opposing commanders Marshal Ney and the Duke of Wellington initially held their ground while they obtained information about what had happened at the larger Battle of Ligny. They received intelligence that the Prussian army under the command of Prince Blücher had been defeated by the French Army of the North under the command of Napoleon Bonaparte. Upon receiving this news Wellington organised the retreat of the Anglo-allied army to a place he had identified a year before as the best place in Belgium
Battle of Waterloo the south of "La Belle Alliance". At 10:00, in response to a dispatch he had received from Grouchy six hours earlier, he sent a reply telling Grouchy to "head for Wavre [to Grouchy's north] in order to draw near to us [to the west of Grouchy]" and then "push before him" the Prussians to arrive at Waterloo "as soon as possible". At 11:00, Napoleon drafted his general order: Reille's Corps on the left and d'Erlon's Corps to the right were to attack the village of Mont-Saint-Jean and keep abreast of one another. This order assumed Wellington's battle-line was in the