April 12th, 1917
World War I: Canadian forces successfully complete the taking of Vimy Ridge from the Germans. event on April 12, 1917. Read about how to open files in Open File Database.
Events around April 12, 1917
| April 14th, 1917 | Death | Ludovich Lazarus Zamenhof, Polish creator of Esperanto (born in 1859) |
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