To keep it classic and basic: https://en.wikipedia.org/wiki/Confederaci%C3%B3n_Nacional_del_Trabajo

The Confederación Nacional del Trabajo (English: National Confederation of Labor; CNT) is a Spanish confederation of anarcho-syndicalist labor unions

Are you talking guilliotines?

Yes men all feel mocked when women are flashing their Fallopian tube valves.

People who want to take hormones typically used for contraception for their other effects still can do so. I know people who don't have sex at all or not with anyone who produces semen, who use contraceptives this way.

Too many people isnt the problem. Its what the people are doing. And the ones who are doing the most harms are very, very few in number.