TBH, fam. Western cops are now conditioned to bring out the pepper spray whenever someone sits down.
Bad practice and bad optics, true.
And he made a grave mistake when he didn't cooperate with SPD. But none of that really matter. Getting stuck in history or contemporary politics won't do anything. Enlighting people and the police about inconsistencies will only give you a, "Yeah, so?" in reply.
Therefore you gotta be creative. Why not sew a life-size doll dressed as one of them and dump it outside a police station with a sign "Arrest me" or something.