The Battle of Hamel is considered as the first modern battle. Masterminded by Australian general John Monash, it included meticulous planning and integrated tanks, artillery, airplanes and infantry into one cohesive strategy.

The German Army launches an diversionary attack from the Rheims-Soisson salient and increases the pressure on Paris. But the Allies knew about the attack and for the first time, they effectively counter the German Stormtrooper tactics and even counter-attack along the line.