Because the drug legalizers first disobeyed, then circumvented, and finally ignored the law, and the LGBT groups cheerfully use personal intimidation and group

Because the drug legalizers first disobeyed, then circumvented, and finally ignored the law, and the LGBT groups cheerfully use personal intimidation and group shaming rather than wasting their time putting their faith in politicians? The status quo can be improved but it's a process of beating the system and the people in it until they stop resisting, not choosing better ones or convincing them you're in the right.