The European Union tries to accomplish the same thing with a parliamentary legislature and intergovernmental council, backed up by a relatively transparent perm

The European Union tries to accomplish the same thing with a parliamentary legislature and intergovernmental council, backed up by a relatively transparent permanent court system and a framework of laws based on human rights. But then it gets accused of lacking transparency and accountability and the U.K. decides to leave and replace it with a bunch of bilateral agreements which will likely be subject to ISDS arbitration.