About this date
World War I
The World War I armistice took effect on November 11, 1918. This time-since page uses the armistice as the clearest reference date for the end of World War I fighting.
How this countdown is calculated
- Date certainty: exact.
- Date maintenance: Fixed date.
- Time policy: event timezone.
Quick facts
- The armistice took effect on November 11, 1918.
- The common phrase is the eleventh hour of the eleventh day of the eleventh month.
- Veterans Day and Armistice Day observances are tied to this date.