The book is "FDR and the Jews," by Breitman & Lichtman, as noted.

On what basis do you claim that "the 'facts' are plainly nothing of the sort?
It's "plain" from your own comment that you did not check out the source to verify whether I was stating facts or falsehoods.
Jesus died in defense of the truth.
The least we can do as Catholics is double-check the words we speak/write, that are used to demonize others to the point that we are prepared to kill them, or to disrupt lives in a substantial way -- i.e. wage war.