Germans forced to withdrawД¬anadian battalions in the first waves of the assault suffered great numbers of casualties, but the assault proceeded on schedule. This allowed them to capture German positions in the critical moments after the barrage moved on to the next targets but before the enemy soldiers could emerge from the safety of their underground bunkers. The Canadian infantrymen followed the line of explosions closely. The Canadians advanced behind a 'creeping barrage.' This precise line of intense Allied artillery fire moved ahead at a set rate and was timed to the minute.

Library and Archives Canada.) Capturing German positions Though Vimy is rarely thought of as an aerial battle (back), some planes did take part in the fight, and kite balloons were an essential part of the operation's success.(Repairing a kite balloon which was slightly damaged on a gusty day. Elaborate tunnel systems with train tracks, piped water, lights, and huge underground bunkers to stockpile supplies and arms were also established to aid the Canadians in the battle. Digging tunnelsД®xtensive 'mining' operations were undertaken in which the Allies dug tunnels beneath the German lines and set large caches of explosives to be detonated when the time for the attack came. They also raided German positions to gather intelligence on enemy defences. Models of the trench systems were built and the soldiers drilled on what they were to do. The Canadians spent the entire winter strengthening the lines, preparing for the assault on Vimy and training rigorously. The planning and preparations for the battle were extensive. The Battle of Vimy Ridge would be the first time all four divisions of the Canadian Corps fought together as one formation. The Canadians moved to the front lines across from Vimy Ridge in the late autumn of 1916. Campaign Stars and Medals (1866-1918) 1914 Star

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