Photo Gallery: Remembering 'La Grande Guerre' 01/17/2014
 French soldiers inspect equipment captured from German forces during the...
Corbis

French soldiers inspect equipment captured from German forces during the Battle of the Marne of September 1914. The battle, known in France as the "Miracle of the Marne," was a dramatic turning point in the war. French and British soldiers halted the German advance across Europe, but at the cost of some 250,000 casualties.