While the UK is squabbling over Brexit, the problems that predate the referendum are festering.
Take Northern Ireland: the border may be the defining issue in Brexit talks, but the country has been without a government for more than two years, leaving the economy and the peace process in suspended animation. While Brexit is not the cause of the political impasse, it takes up an enormous amount of political breathing space and has upset the balance of power (given the Democratic Unionist...