<a href="https://en.wikipedia.org/wiki/American_Civil_War" id="mwpw" rel="mw:WikiLink" title="American Civil War">American Civil War</a>: U.S. President <a href="https://en.wikipedia.org/wiki/Abraham_Lincoln" id="mwqA" rel="mw:WikiLink" title="Abraham Lincoln">Abraham Lincoln</a> appoints <a href="https://en.wikipedia.org/wiki/George_B._McClellan" id="mwqQ" rel="mw:WikiLink" title="George B. McClellan">George B. McClellan</a> as the commander of the <a href="https://en.wikipedia.org/wiki/Union_Army" id="mwqg" rel="mw:WikiLink" title="Union Army">Union Army</a>, replacing General <a href="https://en.wikipedia.org/wiki/Winfield_Scott" id="mwqw" rel="mw:WikiLink" title="Winfield Scott">Winfield Scott</a>.