Origin is uncertain, but the theory with the most logic behind it is that "86" began as rhyming slang code of the sort found in London's Cockney underworld of the 19th century. As "trouble and strife" meant "wife" in rhyming slang, "86" may have stood for "nix" -- "nix" meaning "nothing", "get rid of" or "to dismiss."
A retard philosophy taught to brain dead college students who've never paid taxes by nimrods who were too stupid to work in the real world. Nerds use liberalism to get back at succesful people who actually had a partner during sexual intercourse.
I was taught liberalism at VSU by a looser who shot himself in the head. I guess liberalism didn't make himthat happy.