Keep in mind that our government was overrun with actual commie agents at the time, and they always whispered in FDR’s ear about the need to save the Soviets.
I have indeed seen “Mission To Moscow”, so yes, I did get a sense of what was going on back then.
Still and all, Hitler didn’t have to declare war on the USA on 12/11/41, thus saving himself a lot of grief. But he did.