>>513101743 (OP)While get the fuck out of my face once you're 18 kind of nuclear family is a post-war prosoerity thing, people generally gravitated towards nuclear families at least in Europe. For instance even the Russians lived in nuclear families throughout the medieval period, elsewhere the introduction of multigenerational households typically coincides with serfdom or more extensive tax systems. Give people relative prosperity and freedom and they'll build individual houses and live in nuclear families.
Of course vaush doesn't know that because his entire knowledge on these topics comes from scholarship from the 1870'd