Two shocking incidents in Britain show how immigration policy failures can have major downstream social and political consequences.On Wednesday, a 30-year-old Sudanese refugee, who crossed the border into the UK from Ireland and was given asylum, was arrested after attempting to behead a man in the streets of Belfast. Phone camera footage of the brutal knife attack captured by a bystander quickly went viral.Subscribe to gift this articleGift 5 articles to anyone you choose each month when you subscribe.Subscribe nowAlready a subscriber? Fetching latest articles