At the occurrence of war, Charles de Gualle received a higher command of the 5th Army. However, he did not take his eyes off of the D2 tanks and presented them to President Lebrun in a famous sequence.At the moment of the battle on May 15, 1940, the first tanks to join the 4th armored division created ex-nihilo are again, the D2.These armed equipment and anti-tank guns of 47 were engaged offensively in Montcornet, Crecy, and Amiens on the Somme front, before participating in the Battle of France.An epic of blood and steel, during which, the crews were not unworthy.