&gt; We need a way for countries that don&#x27;t want to be in, to get out. It will act as a relief from a lot of populist pressure. If the UK want out, they should have an available option.<p>The EU has a well-defined mechanism for secession; it is what the &quot;out&quot; option on the UK referendum is about. Any country can get out of the EU within a couple of years if they really want that.