""In June 1800, the armies of the French First Republic, under command of Jean Victor Moreau, fought Habsburg regulars and Württemberg contingents, under the general command of Pál Kray.Kray had taken refuge in the fortress at Ulm; Moreau diverted his army to approach Ulm from the east and, after a small group of men captured a foothold on the northern bank of the Danube, his forces were able to move against the fortress on both sides of the river.