> if you're a US citizen entering without one, I don't think they can do much more than give you a hard time I’ve always wondered what they would do. In the 9

> if you're a US citizen entering without one, I don't think they can do much more than give you a hard time I’ve always wondered what they would do. In the 90’s, I once showed up at the US border without documentation and basically was let through after a 30 second lecture. I wonder if it would still work like that?