Assertion: corps | /r/HasProperty | activated on 15–20 january
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text: Following the American declaration of war on Germany, on 6 April 1917, I Corps was organized and activated on 15–20 January 1918, in the National Army in Neufchâteau, France, the first of several corps-sized formations intended to command divisions of the American Expeditionary Force in Europe during World War I. Assisted by the French XXXII Corps, the headquarters was organized and trained; on 20 January, Major General Hunter Liggett took command.