 Complete the following phrase:  When the Army of the North attacked the forces of the Seventh Coalition in the United Kingdom of the Netherlands, Kellermann, with Lhéritiers division, was placed under the command of Marshal Michel Ney. On 16 June, Ney faced a massed Allied force at the Battle of Quatre Bras. Of Lhéritiers 11th cavalry division, only Guitons cuirassier brigade was present and available for action. As Neys situation became increasingly desperate, the Marshal ordered Kellermann to take his cuirassiers in a frontal charge against the enemy. The charge was very well handled and, despite the difficult terrain and the large numbers of the enemy, it did much to relieve the pressure on the French forces. At first, it broke Hugh Halketts forces, then Frederick William, Duke of Brunswick-Wolfenbüttels German infantry, eventually reaching the crucial Quatre Bras crossroads. However, this breakthrough could not be exploited, as no other units had been sent in immediate support of the heavy cavalry. The cuirassiers endured some close-range musketry before finally turning and retreating at a trot, a manoeuvre during which Kellermann had his horse shot under him and barely escaped capture. Two days later, the entire III Corps was reunited under Kellermanns command and was available for action at the 