Rishi Sunak has drawn the ire of critics after he last week vowed to quit the European Convention on Human Rights (ECHR) if Strasbourg continues to block attempts to get flights to Rwanda. In a desperate bid to get flights off the ground, he said that controlling illegal migration is “more important” than membership of the ECHR. The PM added that he would not let a “foreign court” interfere with a policy that is “fundamental to our sovereignty”. He defended policies put in place by the Government to clamp down on legal migration, saying that restricting visas for dependents and boosting salary…