world-systems theory

Immanuel Wallerstein. He actually called it world-systems analysis.

World-systems analysis crystallized in the aftermath of 1968. People across the globe took to the streets, fighting against US military aggression and for a renewal and reconfiguration of the founding principles of the Russian Revolution. The worldwide upsurge was short-lived, but its legacy was unexpectedly powerful, particularly in the academy

– The Brilliant Immanuel Wallerstein Was an Anticapitalist Until the End

By the end of the sixties, widespread dissatisfaction with dominant modes of thinking had spread among radical scholars. Indeed, world-systems analysis was just one of a number of dissident frameworks (dependency theory, international political economy, historical sociology) that emerged around that time

– The Brilliant Immanuel Wallerstein Was an Anticapitalist Until the End