<a href="https://en.wikipedia.org/wiki/2011_Norway_attacks" id="mwAVI" rel="mw:WikiLink" title="2011 Norway attacks">Norway attacks</a>: A bomb explodes, targeted at government buildings in central <a href="https://en.wikipedia.org/wiki/Oslo" id="mwAVM" rel="mw:WikiLink" title="Oslo">Oslo</a>, followed by a massacre at a youth camp on the island of <a href="https://en.wikipedia.org/wiki/Utøya" id="mwAVQ" rel="mw:WikiLink" title="Utøya">Utøya</a>.