Boundary conditions. How Brexit might be helping to lay the ground for the SNP
Some international boundaries are easy to understand. The Pyrenees form a natural frontier between Spain and France. The Kattegat conveniently separates Sweden and Denmark. While in the past each pair of countries has seen their border shift over time, the current resting place looks very natural. The boundary between Northern Ireland and the Republic of Ireland does not come in that category. There are few obvious natural boundaries along the route. Donegal is almost cut off from the rest of…