US manufacturers already tanking on Trump's watch.

That will be good for exporters.

the tariffs that other countries impose in reaction to Trump?

I'm not saying a weak dollar is good, but byproduct of a strong dollar is that it makes US exports more expensive. That's an issue that few address when talking about trade imbalances.

both used the weak dollar to improve exports. And, they were both bigly deficit spenders, too.

It was Kissinger who set up the petrodollar system. We should have been weaning ourselves off the petrodollar tit for decades but we haven't. The system will crumble eventually, and when it does, things will get really, really bad.

https://dailyreckoning.com/u-s-saudi-relations-cracking-petrodollar/

https://www.bloomberg.com/news/features/2016-05-30/the-untold-story-behind-saudi-arabia-s-41-year-u-s-debt-secret

an achievement of his.

IMHO, Ford is among the worst car companies in America: Terrible, terrible cars, and an awful company too.