How are Quechuan languages used in the Andes?

The Quechuan languages serve as the primary Indigenous languages of the central Andes today, spoken by an estimated 10 to 13 million people across countries including Peru, Bolivia, Ecuador, Colombia, Argentina, and Chile.21

Historically, these languages were promoted by the Inca Empire as an administrative and communicative medium, later functioning as a widespread lingua franca under colonial rule. Currently, they are recognized as official languages in Peru and Bolivia.21

Despite their widespread use, Quechuan languages face significant social pressures and are losing ground to Spanish, which remains the dominant language of government and education. Many speakers experience systemic marginalization, including unequal access to political power and education. In response, contemporary movements are actively working toward language preservation, cultural revitalization, and greater political recognition to ensure the resilience of these Indigenous traditions.32