Take a look at the graph. From Tyler Durden at zerohedge.com:
While the blame for today’s historic moment in the collapse of crony capitalism could be laid at many feet – from Brussels totalitarianism to Cameron and Osborne’s scaremongering blowback – one look at the charts and it becomes pretty clear when exactly the inflection point occurred…
April 22nd, Obama wrote his “Stay or screw the special relationship” Op-Ed followed by his apology tour visit.
It appears The Brits don’t like being told what to do by other nations’ leaders…

And then there is this little know fact…

http://www.zerohedge.com/news/2016-06-24/was-deciding-factor-brits-vote-leave