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Schleifflen Plan 1914. The German Attack through Belgium. |
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| German withdraw 1914. |  |
| Battles and lines in 1917. Inset maps are Arras ans Rheims. |  |
| Final allied invasion in 1918. |  |
| Locations of 5 German offensives in 1918. |  |
| The stabilized front. |  |
| The Alsace-Lorraine/ Saar Valley of Germany and France. This map shows the borders then and the resources of the area. |  |