The Black Klansman
The easiest way to gain acceptance into the Ku Klux Klan is to show up wearing a MAGA hat.
Unfortunately, this drama takes place decades before those symbols of hate were manufactured.
In retaliation for a black man sitting at a lunch counter in Alabama, the KKK bombs a black church. Among those killed in the terrorist act is the daughter of Jerry (Richard Gilden), an LA jazz musician, who subsequently gets revenge against the hate group by becoming a member, and tearing it apart from the inside.
One of the few movies to confront racism in America at the time, this low-budget feature from 1966 was directed by schlock horror movie-maker Ted V. Mikels, who avoids blaxploitation clichés to deliver a powerful, albeit problematic production - namely the white actor portraying Jerry.
Incidentally, the first sign that Jerry is a white guy comes when he tries to play jazz. Yellow Light