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Schematic plans · World War I (Western Front 1914)

First Battle of the Marne

All schematic plansThe event in the chronicleWikipedia
The CAA Database of Battles records this battle not as one action but as 7 engagements, each between particular divisions or brigades over a few days. Each has its own schematic replay. Together they cover only the forces listed here, which may be a part of those that fought, so the totals below are for these engagements, not for the battle.

The engagements in time

5 Sept6 Sept7 Sept8 Sept9 Sept10 Sept11 Sept
Ourcq I
Ourcq II
Petit Morin
Two Morins
Marshes of St.gond
Vitry le Francois
Gap of Revigny

Bars in the attacker's colour:FranceGermanyGreat Britain

Losses in these engagements

France
175,600 lostin 6 engagements
Germany
144,000 lostin 7 engagements
Great Britain
2,500 lostin 1 engagements

Strengths are not added up: the same divisions fight engagement after engagement, so a sum would count the same men many times.

The engagements

No.EngagementDatesAttackerDefenderLossesResult
1.Ourcq I5 Sept – 6 SeptFr 6th Army100,000 menGer 4th Reserve Corps45,000 men5,600 / 2,500Draw
2.Ourcq II6 Sept – 10 SeptFr 6th Army198,000 menGer 1st Army(-)(+)157,000 men40,000 / 39,000Draw
3.Petit Morin6 Sept – 10 SeptFr 5th Army227,000 menGer 2nd Army82,000 men45,000 / 19,000France won
4.Two Morins6 Sept – 10 SeptBr Exped Force90,000 menGer 1st Army13,000 men2,500 / 3,500Great Britain won
5.Marshes of St.gond6 Sept – 10 SeptGer 2nd(-) & 3rd Armies101,000 menFr 9th Army141,000 men25,000 / 29,000France won
6.Vitry le Francois6 Sept – 10 SeptGer 3rd(-) & 4th Armies113,000 menFr 4th Army170,000 men26,000 / 27,000France won
7.Gap of Revigny6 Sept – 10 SeptGer 5th Army142,000 menFr 3rd Army180,000 men29,000 / 29,000France won

CDB90 (US Army Concepts Analysis Agency, 1990), tidy edition by Jeffrey B. Arnold; data under ODC-BY 1.0. Records are grouped by the Wikipedia article the edition links them to.