In World War I, two unsuccessful German
offensives: First Battle 6-9 Sept 1914, von
Moltke's advance was halted by the British
Expeditionary Force and the French under
Foch; Second Battle 15 July-4 Aug 1918,
Ludendorff's advance was defeated by British,
French, and US troops under the French
general Petain, and German morale crumbled.