1 September 1939 - 2 September 1945
On the 11th hour of the 11th day of the 11th month of 1918.
President Woodrow Wilson declared war on Germany in World War I on April 6, 1917.
the year was 1939
April 1917
11Th day of the 11th month at 1100 hrs
the eleventh hour of the eleventh day of the eleventh month 1918
WW1 lasted more than a month. It started in 1914 and ended 1918.
September 1st 1939
A ceasefire came into effect on the 11 November 1918. The time was 11.00 am. So it was the eleventh hour of the eleventh day of the eleventh month of the year.
At 11:00 on the 11th of November 1918
Year round. Every day.
September 1939 is the month the historians use as the beginning of World War 2.