Boris Johnson’s government unveiled plans to end what it called the U.K.’s dependence on “cheap low-skilled labor” and deliver on its pledge to halt freedom of movement from the European Union after Brexit. Under a points-based immigration system to come into effect on Jan. 1, 2021, workers must prove they can speak English, have a verified job offer and meet a points threshold based on their specific skills, qualifications and prospective salaries, according to a government policy paper published Wednesday. Getty Images—2020 WPA PoolHome Secretary Priti Patel Prime Minister Boris Johnson chairs a cabinet meeting on Jan.