BATTLE 1: The Battle of the Marne also marked the end of mobile warfare on the Western Front. Following their retreat, the Germans re-engaged Allied forces on the Aisne, where fighting began to stagnate into trench warfare.

BATTLE 2: The Battle of Verdun was known as a long bloody battle in which Germany and France fought and Germany had many losses in the end. This war was considered one of the key turning points on the Western Front.