// todo need optimize like in event.jsp. Add indexing or not indexing this page. WW1 (jun 20, 1912 – jan 1, 1919) (Timeline)

WW1 (jun 20, 1912 – jan 1, 1919)

16 May 2019

jun 20, 1912

jan 1, 1919

~ 6 years and 6 months

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