On the second and last day of the <a href="https://en.wikipedia.org/wiki/Battle_of_Aspern-Essling" id="mwhg" rel="mw:WikiLink" title="Battle of Aspern-Essling">Battle of Aspern-Essling</a> (near <a href="https://en.wikipedia.org/wiki/Vienna" id="mwhw" rel="mw:WikiLink" title="Vienna">Vienna</a>, Austria), <a href="https://en.wikipedia.org/wiki/Napoleon" id="mwiA" rel="mw:WikiLink" title="Napoleon">Napoleon</a> I is defeated in a major battle for the first time in his career, and repelled by an enemy army for the first time in a decade.