What is First Battle of the Marne?
{{Infobox military conflict | conflict = First Battle of the Marne | units2 = {{flagdeco|German Empire}}1st Army {{flagdeco|German Empire}}2nd Army {{flagdeco|German Empire}}3rd Army {{flagdeco|German Empire}}4th Army {{flagdeco|German Empire}}5th Army | caption = French soldiers in ditch, waiting for an assault (1914). | image = File:French soldiers ditch 1914.jpg | casualties2 = 67,700 | casualties1 = 64,000 | strength2 = ~900,000 | strength1 = ~1 million | units1 = {{flagdeco|French Third Republic}} Sixth Army {{flagdeco|French Third Republic}} Fifth Army {{flagdeco|French Third Republic}} Ninth Army {{flagdeco|French Third Republic}} Fourth Army {{flagdeco|French Third Republic}}Third Army {{flagdeco|United Kingdom}}British Expeditionary Force | place = Marne River | commander2 = {{flagdeco|German Empire}}[[Helmuth von Moltke]] {{flagdeco|German Empire}}[[Alexander von Kluck]] {{flagdeco|German Empire}}[[Karl von Bülow]] {{flagdeco|German Empire}}[[Max von Hausen]] {{flagdeco|German Empire}}[[Albrecht von Württemberg]] {{flagdeco|German Empire}}[[Crown Prince Wilhelm]] | commander1 = {{flagdeco|French Third Republic}}[[Joseph Joffre]] {{flagdeco|French Third Republic}}[[Joseph Gallieni]] {{flagdeco|French Third Republic}}[[Michel-Joseph Maunoury]] {{flagdeco|French Third Republic}}[[Louis Franchet d'Espèrey]] {{flagdeco|French Third Republic}}[[Ferdinand Foch]] {{flagdeco|French Third Republic}}[[Fernand de Langle de Cary]] {{flagdeco|French Third Republic}}[[Maurice Sarrail]] {{flagdeco|United Kingdom}}[[John French]] | combatant2 = {{flagdeco|German Empire}}[[German Empire|Germany]] | combatants_header = Belligerents | combatant1 = {{flagdeco|French Third Republic}}[[French Third Republic|France]] {{flagdeco|United Kingdom}}[[United Kingdom]] | result = Franco-British victory | date = 6-12 September 1914 | image_size = 250px | partof = the [[Western Front (World War I)|Western Front]] of [[World War I]] | campaignbox = {{Campaignbo