Task: Question Generation
Input (English): Context : M. Waldo Hatler (January 6, 1894 - August 31, 1967) was a Sergeant in the United States Army during World War I who received the Medal of Honor for heroism near Pouilly, France, November 8, 1918. 
Answer : World War I
Output (English): In what war was M. Waldo Hatler a combatant?