The British right-wing opposition Conservative Party is in the process of electing its new leader, and a seemingly familiar argument has reared its head: should the UK leave or remain in Europe? This time, the debate has nothing to do with the EU. Instead, Tory leadership hopeful Robert Jenrick has vowed to immediately withdraw from the European Convention on Human Rights (ECHR) if he ever becomes prime minister. The reason, he says, is because the convention is an obstacle to controlling immigration, allowing migrants to apply to the European Court of Human Rights (ECtHR) in Strasbourg to cha…