What we now call the alt-right is really this collection of lots of separate tendencies that grew semi-independently but which were joined under the banner of a bursting forth of anti-PC cultural politics through the culture wars of recent years. The irreverent trolling style associated with 4chan grew in popularity in response to the expanding identity politics of more feminine spaces like Tumblr. This, itself, spilled over eventually into ‘real life’ in the ramping up of campus politics around safe spaces and trigger warnings, ‘gamergate’ and many other battles.
