Tariffs are a relic of 19th century industry when the big manufacturing inputs were things like cotton or iron and not rare earth minerals, when any warm body could run a press on the assembly line instead of having to do nanometer fabrication in a clean room.
As someone else pointed out, you can't even make a pair of blue jeans without getting components from other countries. We've long since outsourced all that work because it was cheaper. And the US economy hasn't suffered for it.