The <a href="https://en.wikipedia.org/wiki/Trial_of_Anders_Behring_Breivik" id="mwATs" rel="mw:WikiLink" title="Trial of Anders Behring Breivik">trial</a> for <a href="https://en.wikipedia.org/wiki/Anders_Behring_Breivik" id="mwATw" rel="mw:WikiLink" title="Anders Behring Breivik">Anders Behring Breivik</a>, the perpetrator of the <a href="https://en.wikipedia.org/wiki/2011_Norway_attacks" id="mwAT0" rel="mw:WikiLink" title="2011 Norway attacks">2011 Norway attacks</a>, begins in <a href="https://en.wikipedia.org/wiki/Oslo" id="mwAT4" rel="mw:WikiLink" title="Oslo">Oslo</a>, Norway.