Veterans Day (US) and Remembrance Day (British Commonwealth) are observed on Nov. 11, the day in 1918 that an armistice ended hostilities in The Great War. Some 41 million Americans have served in the US military since 1775; 23 million of them are still alive, of whom 17 million served during a conflict.
Source: 2010 American Community Survey, Department of Defense, Department of Veterans Affairs
Kim Ki Sam/AP/File
Vietnam War(1964-75): Many of the 8.8 million who served in uniform were draftees; 7.6 million are alive today.
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