Decoration Day started to encompass all fallen soldiers after World War I.
Decoration Day, which later evolved into Memorial Day, began to include all fallen soldiers after World War I. The vast majority of the 4 million Americans who joined the military during WWI saw no combat action before the war ended in November 1918. This shift in honoring all fallen soldiers took place post-World War I, reflecting on the tragic nature of war and the need for remembrance.
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