Explanations of the cause of WW1 and its ending are always carefully avoided every year as regularly as the commemoration itself.

The Top 5 Reasons Americans Were Unfit for Military Service During World War I A World War I-era draft lottery. (National Archives) ...

World War I is not just about trench warfare and poison gas. It is a story of doughboys, airmen, ambulance drivers, Red Cross workers, and more.