<a href="https://en.wikipedia.org/wiki/War_of_the_Fourth_Coalition" id="mwVg" rel="mw:WikiLink" title="War of the Fourth Coalition">War of the Fourth Coalition</a>: Napoleon decisively defeats Prussia at the <a href="https://en.wikipedia.org/wiki/Battle_of_Jena–Auerstedt" id="mwVw" rel="mw:WikiLink" title="Battle of Jena–Auerstedt">Battle of Jena–Auerstedt</a>.