War to end all wars

The First World War began in 1914 after Archduke Franz Ferdinand, heir to the Austro Hungarian throne, was assassinated in Bosnia. The "War to end all wars" lasted from 1914 to 1918 and involved over 100 countries from Africa, America, Asia, Australia and Europe. All told, over eight million soldiers died in the four year conflict. The outcome of World War I was a major cause of World War II.
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