> You may be liable to arrest or detention if you break the rules. The increased frequency of this is what seems to be new. Of course a country isn't obliged

> You may be liable to arrest or detention if you break the rules. The increased frequency of this is what seems to be new. Of course a country isn't obliged to let you in. But throwing you into a for-profit prison is much worse than just refusing entry and turning you around. Why are more people being imprisoned? Is this to meet a quota, to pump up statistics, to impress Trump's base?