It was, indeed, but a fortnight later that the news came that the Bavarians were on the move to join the Imperialists, and a fortnight later it was known that the two armies had effected their junction. Turenne at once collected his troops from the towns and villages where they were placed, and marched to Mayence.

"I am going to send you to Paris, Campbell," he said on the evening of their arrival there. "All is lost if the enemy, now united, throw themselves upon the Swedes, and I have resolved to take upon myself the responsibility of marching round through Holland and joining Wrangel. There is, of course, risk in such an expedition, and the cardinal may object very strongly to my undertaking such a movement, especially as it will leave the frontier of France virtually unguarded, but I have no fear that evil consequences will arise. The enemy will not hear of my march until ten days after I have started, and even then they will probably suppose that we have gone to Flanders. By the time they find out what my intentions are, it will be too late for them to take advantage of my absence.