“The Government has failed because of the simple reality that inside the EU we cannot control immigration,” Boris Johnson said ahead of polls opening on June 23, 2016. “It is literally impossible because we have no choice but to accept the principle of free movement and the European Court has ultimate control over our immigration policy.” Looking back to Johnson’s remarks eight years ago, Remainers jubilantly point out how legal and illegal migration skyrocketed after Britons backed Brexit. Net immigration stood at 270,000 in 2015, with 184,000 coming from EU member states. Vote Leave campaign…