Upper South
...that the Upper South of the United States comprises the states which didn't secede from the Union until after the Battle of Fort Sumter?
...that the <b id="mwD54"><a href="./Upland_South" id="mwD58" rel="mw:WikiLink" title="Upland South">Upper South</a></b> of the <a href="./United_States" id="mwD6A" rel="mw:WikiLink" title="United States">United States</a> (<i id="mwD6E">pictured</i>) comprises the <a href="./U.S._state" id="mwD6I" rel="mw:WikiLink" title="U.S. state">states</a> which didn't <a class="mw-redirect" href="./Secede" id="mwD6M" rel="mw:WikiLink" title="Secede">secede</a> from the <a href="./Union_(American_Civil_War)" id="mwD6Q" rel="mw:WikiLink" title="Union (American Civil War)">Union</a> until after the <a href="./Battle_of_Fort_Sumter" id="mwD6U" rel="mw:WikiLink" title="Battle of Fort Sumter">Battle of Fort Sumter</a>?