Yes, of course it's a fact. There are lots of facts.
The question is, would the US be better off, or worse off, if the nation were more like we were in 1940 than like we are today.
Which of those is correct cannot be reduced to fact.
"The question is, would the US be better off, or worse off, if the nation were more like we were in 1940 than like we are today."
Indeed. I look forward to seeing Trump's views & practical contributions; the latter as it may come to fruition!