It's a dilemma as there is a tradition of actors blacking up for stage parts ie. Othello right up to the 1980s, so over 400 years.
https://www.theguardian.com/stage/2015/jun/10/othello-actors-rsc-lucian-msamati-hugh-quarshie
Then I see nothing wrong with Lewes Bonfire society parading as...