<a href="https://en.wikipedia.org/wiki/Kingdom_of_Serbia" id="mwqA" rel="mw:WikiLink" title="Kingdom of Serbia">Serbian</a> forces begin their <a href="https://en.wikipedia.org/wiki/Siege_of_Vidin_(1913)" id="mwqQ" rel="mw:WikiLink" title="Siege of Vidin (1913)">siege</a> of the <a href="https://en.wikipedia.org/wiki/Kingdom_of_Bulgaria" id="mwqg" rel="mw:WikiLink" title="Kingdom of Bulgaria">Bulgarian</a> city of <a href="https://en.wikipedia.org/wiki/Vidin" id="mwqw" rel="mw:WikiLink" title="Vidin">Vidin</a>; the siege is later called off when the war ends.