Anti-fascist

From Merriam-Webster:

Definition of anti-fascist

: opposed to fascism

anti-fascist protesters

… the film suggests a counterculture version of the anti-fascist thrillers of the forties.

— The New Yorker

Other Words from anti-fascist

anti-fascist or less commonly anti-Fascist or antifascist noun

 Those few weeks turned me into a devout anti-fascist.

— Martha Gellhorn

anti-fascism \ ˌan-​tē-​ˈfa-​ˌshi-​zəm  , ˌan-​tī-​ also  -​ˈfa-​ˌsi-​ \ or less commonly anti-Fascism or antifascism noun

 They were united only by their anti-Fascism and their contempt for Badoglio and the King.

— Robert Katz

Yep...that's me...

Just sayin'