The *Social Design Notes* blog ¹ has an interesting story on political grassroot campaigning against slavery in Britain: They used pamphlets, newsletters, pins, posters, boycot, and their opponents also called for self-regulation (no state interference required!) or re-labelling slaves as “assistant-planters”...
He also has a speech by Dr. Martin Luther King, Jr. ², that sounds strangely pertinent even today: Are you on the wrong side of a world revolution?
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