Amid the war with Iran, Bahrain has stripped 69 people of their citizenship, including children, accusing them of disloyalty and rendering them stateless.
Canada has opened a route to citizenship for people who can prove they have a Canada-born ancestor. Millions could qualify, and Americans are already lining up to apply.
After a long battle with drug addiction, Sae Joon Park felt settled in a new life. But he was deported last year and is now fighting to get back to Hawaii.