This is basically how we ended up with the burqa. A woman's body is evil because it makes men unable to control their sexual urges, therefore women must be banned. Now, in Afghanistan, a woman's voice must not even be heard.
How long until the USA reaches that point?
Have you heard of drones being used to smuggle guns? No physical person even needs to cross a border now. Personally, I can't think of a practical solution to this.
https://www.cbc.ca/news/canada/london/drone-carrying-bag-of-handguns-from-united-states-to-canada-intercepted-by-tree-1.6438267