British Prime Minister &lt;a gi-track='captionPersonalityLinkClicked' href=/galleries/search?phrase=David+Cameron+-+Politiker&amp;family=editorial&amp;specificpeople=227076 ng-click='$event.stopPropagation()'&gt;David Cameron&lt;/a&gt; delivers a speech to easyJet employees at the aviation company's Luton Airport Hangar on May 24, 2016 in Luton, England. Mr Cameron is campaigning to remain in the European Union ahead of the EU referendum on the 23rd of June.