He’d air ads in Germany encouraging them to buy American coal—after all, ours is cleaner burning than theirs (and Germany is very concerned about the environment); we have plenty of it (especially since we won’t be using so much after his policies shut down coal-fueled power plants); the price has dropped (while natural gas has gone up); they can get it from a friendly supplier (unlike the natural gas and coal Germany gets from Russia); and most importantly, Germany needs it (and apparently, he thinks we don’t).