The <a href="https://en.wikipedia.org/wiki/Battle_of_Vukovar" id="mwATk" rel="mw:WikiLink" title="Battle of Vukovar">Battle of Vukovar</a> begins. An 87-day siege of Vukovar by the <a href="https://en.wikipedia.org/wiki/Yugoslav_People's_Army" id="mwATo" rel="mw:WikiLink" title="Yugoslav People's Army">Yugoslav People's Army</a> (JNA), supported by various Serb paramilitary forces, between August and November 1991 (during the <a href="https://en.wikipedia.org/wiki/Croatian_War_of_Independence" id="mwATs" rel="mw:WikiLink" title="Croatian War of Independence">Croatian War of Independence</a>).