America only joined World War 1 late in the conflict (1917) but the war took its toll — 116,708 American military personnel died and over 204,000 were wounded. In November 1919, President Wilson proclaimed November 11 as the first commemoration of Armistice Day.
“To us in America, the reflections of Armistice Day will be filled with solemn pride in the heroism of those who died in the country’s service and with gratitude for the victory, both because of the thing from which it has freed us and because of the opportunity it has given America to show her sympathy with peace and justice in the councils of the nations…”