The Museum of the City of New York has decided to perpetuate the leftist myths - the Communist Party of the USA propaganda - of the "Lincoln Brigade," which was no brigade, which mainly came from NYC, and which fought (only for a few months) under the control of the Russians and never for the army of the Spanish Republic in their civil war against Franco.
Heroes, or "useful idiots"? The facts would seem to support the latter. Report in the New York Sun.