 Complete the following phrase:  With its ranks replenished after the winter actions, the six-regiment division under Nansouty numbered, on 1 June 1807, no less than 3,257 men. It was by far the most powerful heavy cavalry division of the Cavalry Reserve, which then included two other such divisions, the 2nd under Saint-Sulpice and a newly added 3rd, under Espagne. As military operation resumed later in 1807, Nasoutys division was hastily directed towards the town of Deppen, where Marshal Michel Ney had managed to retreat with his Corps, after energetically extricating himself from a 