<a href="https://en.wikipedia.org/wiki/World_War_I" id="mwcw" rel="mw:WikiLink" title="World War I">World War I</a>: The <a href="https://en.wikipedia.org/wiki/First_Battle_of_the_Marne" id="mwdA" rel="mw:WikiLink" title="First Battle of the Marne">First Battle of the Marne</a>, which would halt the <a href="https://en.wikipedia.org/wiki/Imperial_German_Army" id="mwdQ" rel="mw:WikiLink" title="Imperial German Army">Imperial German Army</a>'s advance into France, begins.<sup about="#mwt18" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-1"}}' id="cite_ref-1" rel="dc:references" typeof="mw:Extension/ref"><a href="./September_6#cite_note-1" id="mwdg" style="counter-reset: mw-Ref 1;"><span class="mw-reflink-text" id="mwdw">[1]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-1"><cite about="#mwt15" class="citation web cs1" id="mwB2Y"><a class="external text" href="https://www.britannica.com/list/battles-of-world-war-i" id="mwB2c" rel="mw:ExtLink nofollow">"Battles of World War I | Britannica"</a>. <i id="mwB2g">www.britannica.com</i><span class="reference-accessdate" id="mwB2k">. Retrieved <span class="nowrap" id="mwB2o">2022-01-13</span></span>.</cite><span about="#mwt15" class="Z3988" id="mwB2s" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=unknown&amp;rft.jtitle=www.britannica.com&amp;rft.atitle=Battles+of+World+War+I+%7C+Britannica&amp;rft_id=https%3A%2F%2Fwww.britannica.com%2Flist%2Fbattles-of-world-war-i&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3ASeptember+6"></span></span>