As seen with Chiang Kai-Shek’s preferred ally against the Japanese Empire, Nazi Germany. Didn’t work out for him, but if he didn’t join the Allies we’d call him what he was, a corrupt fascist warlord whose only saving grace was not being the Qing Dynasty or Imperial Japan.

Communist revolutionary armies don’t quintuple their size with volunteers in three years after you technically repelled a genocidal conquest when you rule with the consent of the governed.

Of course, that was then, and this is now.