Half hidden underground on a hillside along the First World War battlefield in West Flanders, the German army built a reinforced concrete command post bunker.
World War I drove soldiers from all over the world to the battlefield in West Flanders. More than a hundred thousand Senegalese tirailleurs were also called up.
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Half hidden underground on a hillside along the First World War battlefield in West Flanders, the German army built a reinforced concrete command post bunker.
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