Social activism, socialist activism, socialistic activism, activio-socialism, activist socialism, activistic socialism, activio-communitarianism, collectivist activism, collectivistic activism or activio-collectivism (sometimes used interchangeably with libertarian socialism, socialist libertarianism, left-libertarianism, left-wing libertarianism, left-activism , or left-wing activism is an umbrella term used to differentiate two broad categories of activism, this one being the collectivist, with the other being individualist activism.

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