26 Sept - 11 Nov, 1918 Last battle of WWI between the Allies and Germany in the Argonne Forest alongside the Meuse River. The Allies charged with some 700 tanks with the goal of cutting off the Germans 2nd army. The main weapon used in this battle was mustard gas. The Allies used a total of about 800 phosgene shells of mustard gas, killing 280 German soldiers and weakening 10,000 German soldiers.
