Riots in <a href="https://en.wikipedia.org/wiki/Nørrebro" id="mwAWE" rel="mw:WikiLink" title="Nørrebro">Nørrebro</a>, <a href="https://en.wikipedia.org/wiki/Copenhagen" id="mwAWI" rel="mw:WikiLink" title="Copenhagen">Copenhagen</a>, caused by the approval of the four Danish exceptions in the <a href="https://en.wikipedia.org/wiki/1993_Danish_Maastricht_Treaty_referendum#Riots" id="mwAWM" rel="mw:WikiLink" title="1993 Danish Maastricht Treaty referendum">Maastricht Treaty referendum</a>. Police open fire against civilians for the first time since <a href="https://en.wikipedia.org/wiki/World_War_II" id="mwAWQ" rel="mw:WikiLink" title="World War II">World War II</a> and injure 11 demonstrators.