Citizenship is an unlikely indicator of terrorist threat to the US
This is the title of the leaked report on the Department of Homeland Security (DHS) is also it’s conclusion. It’s a pdf file and just 3 pages long.
If there’s a group that Trump really hates, it would be the Iranian visa holders. Of the 82 individuals convicted or killed as terrorists in the US since 2011, half were American born. The rest came from 26 different countries. Only one was Iranian born. And the report says that Iranians are more likely a threat in their own region than the US.