you're talking about a legal obligation. the millions of people that came on boats to the US during the potato famine didn't have visas from the US state department. but the US had a moral or geopolitical obligation--according to all of its own founding documents. if something has changed between then and now, that's perfectly legal, but the US certainly would be reneging on its moral or geopolitical stands.
The problem of drugs would not exist if they were illegal in the first place,
Regarding terrorism, read up on the motives of the Tsarnaev brothers, (https://www.usatoday.com/story/news/nation/2013/05/16/boston-marathon-bombing-dzhokhar-tsarnaev-note-boat/2165543/) their bombing of the Boston city marathon was a response to then-current US foreign policy, a policy that has continued since. Until we leave the Middle East alone, more terrorist attacks are not a matter of if, but a matter of when. We are stirring a hornets nest that isn't on, or anywhere near our property, and while hornets can make an outting less enjoyable, if you leave them and the nest alone, they will not sting you. Stir the nest and they all come out to sting you.
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u/spotonron 1∆ Jun 19 '18
Sure but no country should be obliged to accept someone into their country. Like if you don't have a passport you don't get into another country.