simply due to the gross lack of synchrony on the part of the Allies, and that this in its turn was taken advantage of by the power both of vigil and of marching which the French troops, still inferior in most military characteristics, had developed and maintained, and which (a more important matter) their commanders knew how to use.
This heavy blow, delivered on the 18th of May, in spite of a successful rally a week later, finally convinced the Emperor that the march on Paris was impossible. Eleven days later, on the 29th, it was announced in the camp of Tournay, upon which the Allied army had fallen back, that the Emperor had determined to return to Vienna. The Allied army was indeed still left upon that front, but the French continued to pour up against it. It was again their numbers that brought about the next and the final victory.
Far off, upon the east of that same line, the army which is famous in history and in song as that of the Sambre et Meuse was violently attempting to cross the Sambre and to turn the line of the Allies. Coburg reinforced his right opposite the French left, but numbers had begun to bewilder him. The enthusiasm of Saint-Just, the science of Carnot, decided victory at this eastern end of the line.
Six times the passage of the Sambre had failed. Reinforcements continued to reach the army, and the seventh attempt succeeded.
Charleroi, which is the main fortress block-
