It’s a parody movie that stands on its own, even if you don’t know anything about what’s being parodied. It has a legit plot and character writing that could hold up decently well, if all the parody were removed.

Leftists/Socialists/Communists that support or are apologists imperialist regimes simply because they also claim to be Socialist/Communist. The term specifically alludes to the history of some such regimes “rolling our tanks” on their own citizens, E.G. the Tiannamen Square massacre.