Open this photo in gallery: Michael Kovrig and Michael Spavor.Illustration by Murat Yükselir/The Globe and Mail In 2018, China arrested Michael Spavor and Michael Kovrig on allegations of espionage. The arrests came after the detention in Canada of Huawei chief financial officer Meng Wanzhou on a U.S. extradition warrant. Canada denied the charges at the time and the two men were released in September, 2021, shortly after Ms. Meng reached a deal with the U.S. government and returned to China from Vancouver. But now Mr. Spavor is seeking a multimillion-dollar settlement from the federal government and alleges that information he...