the armies of the French Sun King Louis XIV and the German Emperor Leopold I faced each other in 1675.
During the Dutch war, the Sun King wrote a letter to his war minister and ordered to capture Trier. Thus the city was captured by the French and their allies. Later on it came to a revolt. The army of Emperor Leopold I and his allies moved into the Moselle area against Trier. By the decisive battle on the Konzer bridge Trier was liberated on 11 August 1675 .