They no longer support marriage because there is no need for them to marry in order to have sex, because fornicating sluts are a dime a dozen. (Why buy the cow when you can get the milk for free?)
Feminism bribes men with cheap slut sex to keep them quiescent.
Men will do anything for sex, including marry, and they no longer need to marry to get sex because sluts are everywhere.
Sluts are everywhere because feminism has turned women into sluts, children into bastards, men into Morally-Compromised Slut-Fuckers and our civilisation to shit.
We now have an Idiocracy.
Not only do British men not have an alpha male to lead them, most of them are omega males afraid of omega females