EU Commissioner Olli Rehn says UK need not `` threaten '' to leave European Union . The comments come as the Prime Minister prepares for a crunch meeting with her Cabinet on Monday in which she is expected to announce plans for Britain to quit the EU. On the eurozone debt crisis , Rehn said the risk of the breakup of the euro `` has all but disappeared thanks to the actions taken by the member states and not least by the European Central Bank . ` It is only to the mutual benefit of Britain and Europe that Britain stays as a member '' UK Prime Minister David Cameron has pledged to hold a referendum on membership . Rehn said threat of the breakup of the euro `` has all but disappeared ''
EU Commissioner Olli Rehn says UK need not `` threaten '' to leave European Union . The comments come as the Prime Minister prepares for a crunch meeting with her Cabinet on Monday in which she is expected to announce plans for Britain to quit the EU. It is only to the mutual benefit of Britain and Europe that Britain stays as a member '' UK Prime Minister David Cameron has pledged to hold a referendum on membership . Rehn said threat of the breakup of the euro `` has all but disappeared ''