Northern Ireland is stuck – fresh thinking is needed if the peace process is to outlive Brexit

Some of Northern Ireland's biggest problems have nothing to do with leaving the EU, but all anyone talks about now is the backstop, writes Sarah Campbell.

The British and Irish governments were to be found clapping each other on the back for a job well done in 2011. The visit of Queen Elizabeth II to Ireland in May of that year was presented as a new cordial phase in relations between the two nations.