He likely means border control. The USA only has security theater for the middle class victims and none for everyone else, the rest of the world varies greatly

He likely means border control. The USA only has security theater for the middle class victims and none for everyone else, the rest of the world varies greatly in its enforcement level. Also regardless of paper laws, corruption levels at border control vary greatly by country. If you can't get them into a country, you cut off the supply, which cuts off the supply of money to kidnappers and traffickers eventually, etc.