It's the European Commission

The Problem with Brexit Isn’t Britain, National Review Online, March 6, 2018. "Several decades of studying Britain’s relations with the European Union and its predecessor organizations have left me pessimistic about the U.K.’s ability to secure exit from the E.U. on the terms that appear clearly to be in everyone’s best interests. And a few days in Brussels have led me to conclude that the prospect of a negotiated exit is growing more remote."