Cate Blanchett, Angelina Jolie and Archbishop of Canterbury Sarah Mullally were among public figures who on Tuesday called for refugee protections to be upheld as the United Nations decried mounting pressure on asylum systems. Legal safeguards for refugees are enshrined in the 1951 Refugee Convention, drafted in the aftermath of World War II, which displaced tens of millions of people. But while most people still support the principle of safe refuge, many governments are tightening border...