The Great War (2014)

Why The Allies Couldn't Overcome German Trenches in Spring 1917 (9x4)

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The Allied 1917 Spring Offensive masterminded by French general Robert Nivelle was supposed to end the stalemate on the Western Front and bring a decisive breakthrough. But the German Army also knew they couldn't win the war on the offensive and thus prepared a new type of defensive system: The Hindenburg Line and it would be tested in the Battles of Arras (Vimy Ridge, Bullecourt) and Chemins des Dames (Aisne).