To be fair most of those policies were introduced before Trump. USA is paranoid compared to other countries. For example I would love to visit Iran, but that w

To be fair most of those policies were introduced before Trump. USA is paranoid compared to other countries. For example I would love to visit Iran, but that would future visits in USA very difficult. https://www.lonelyplanet.com/thorntree/forums/middle-east/iran/usa-stops-esta-visa-waiver-program-for-tourists-who-visited-iran https://www.lonelyplanet.com/thorntree/forums/middle-east/ir...