Armistice of 11 November 1918:
- The war officially ended when the Armistice of 11 November 1918 was signed between the Allies (primarily France, Britain, Russia, Italy, Japan, and the United States) and Germany. The armistice took effect at 11:00 AM on November 11, 1918, marking the end of active fighting on the Western Front.
World War II:
Surrender of Japan on August 14-15, 1945:
- The end of World War II came with the surrender of Japan after the atomic bombings of Hiroshima and Nagasaki in early August 1945. The surrender was formalized with the signing of the Japanese Instrument of Surrender on September 2, 1945, on board the USS Missouri in Tokyo Bay.