<a href="https://en.wikipedia.org/wiki/American_Civil_War" id="mwYA" rel="mw:WikiLink" title="American Civil War">American Civil War</a>: The <a href="https://en.wikipedia.org/wiki/Battle_of_Cedar_Creek" id="mwYQ" rel="mw:WikiLink" title="Battle of Cedar Creek">Battle of Cedar Creek</a> ends the last Confederate threat to Washington, DC.