The World Crisis, Winston Churchill used figures from French parliamentary records of 1920 to give French casualties from 5 August to 5 September 1914 of wounded and missing, German casualties from August to November of and British casualties in August and September of By the end of August, the French Army had suffered of whom killed on 22 August. French casualties for the first month of the war were which during the last four days of the Battle of the Frontiers. In 2009, Herwig recorded that the casualties in the 6th Army in August were killed and September with killed. The 7th Army had in August, with killed and in September with killed. In the 1st Army in August there were including killed and in the 2nd Army In the last ten days of August, the 1st Army had and the 2nd Army had losses of Herwig wrote that the French army did not publish formal casualty lists but that the Official History Les armées françaises dans la grande guerre gave losses of for August and September. During the battle, French casualties were of whom were killed. Subsequent operations Great Retreat, 24 August – 5 September The French Fifth Army fell back about from the Sambre during the Battle of Charleroi (22 August) and began a greater withdrawal from the area south of the Sambre on 23 August. The BEF fought the Battle of Mons on 24 August, by when the French First and Second armies had been pushed back by attacks of the German 7th and 6th armies between St Dié and Nancy, the Third Army held positions east of Verdun against attacks by the 5th Army, the Fourth Army held positions from the junction with the Third Army south of Montmédy, westwards to Sedan, Mezières and Fumay, facing the 4th Army and the Fifth Army was between Fumay and Maubeuge, with the 3rd Army advancing up the Meuse valley from Dinant and Givet into a gap between the Fourth and Fifth armies and the 2nd Army pressed forward into the angle between the Meuse and Sambre directly against the Fifth Army. On the far west flank of the French, the BEF prolonged the line from Maubeuge to Valenciennes against the 1st Army and Army Detachment von Beseler masked the Belgian army at Antwerp. On 26 August, German forces captured Valenciennes and began the Siege of Maubeuge Leuven (Louvain)