<a class="mw-redirect" href="https://en.wikipedia.org/wiki/Reconstruction_Era" id="mwZQ" rel="mw:WikiLink" title="Reconstruction Era">Reconstruction</a>: <a href="https://en.wikipedia.org/wiki/Tennessee" id="mwZg" rel="mw:WikiLink" title="Tennessee">Tennessee</a> becomes the first <a href="https://en.wikipedia.org/wiki/U.S._state" id="mwZw" rel="mw:WikiLink" title="U.S. state">U.S. state</a> to be readmitted to Congress following the American Civil War.