It seems that whatever cause Obama wrapped himself into overseas, he lost. The Olympic bid. The Israeli election of Bibi. Brexit. The polls actually showed after Obama left the U.K. the spike for pro-Brexit went up.
http://www.newsbusters.org/blogs/nb...c-what-us-press-wont-admit-obama-helped-leave
http://www.newsbusters.org/blogs/nb...c-what-us-press-wont-admit-obama-helped-leave