You can just ban imports from people who use sweatshops, or hash that out in trade agreements.

Because Trump is so fixated on tariffs, it's centered tariffs in too many conversations on these trade topics. People have developed a kind of tunnel vision here.

There are other kinds of policy levers besides tariffs for securing supply chains, promoting domestic manufacturers, or cutting out businesses that rely on slave labor from international trade. Most of them are cheaper and more effective than tariffs.