The European Union on Tuesday gave the final green light to a landmark overhaul of its migration and asylum policies that will see hardened borders and responsibility shared among member states. EU officials had been at pains to wrap up the migration reforms – the product of years of debate – ahead of European Parliament elections scheduled for June. The issue has been politically divisive, especially since an influx of arrivals in 2015 that exposed the migration system’s weaknesses. WHAT WAS AGREED? The overhaul consists of ten pieces of legislation supported by the vast majority of EU member…