Memorial Day: The remains of two unidentified American servicemen, killed in action during World War II and the <a href="https://en.wikipedia.org/wiki/Korean_War" id="mwAQo" rel="mw:WikiLink" title="Korean War">Korean War</a> respectively, are buried at the <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Tomb_of_the_Unknowns" id="mwAQs" rel="mw:WikiLink" title="Tomb of the Unknowns">Tomb of the Unknown Soldier</a> in <a href="https://en.wikipedia.org/wiki/Arlington_National_Cemetery" id="mwAQw" rel="mw:WikiLink" title="Arlington National Cemetery">Arlington National Cemetery</a>.