Rebelde vs. insurgente

The Spanish words 'rebelde' and 'insurgente' both refer to someone who resists an established authority, often used in a political or social context. Yet these terms carry subtle connotations that set them apart.

Rebelde

A 'rebelde' is someone who resists, opposes or fights against established norms, rules, or systems. This term can be used more broadly expressing resistance in any form or area, not necessarily tied to political or military contexts.
Juan es un rebelde porque siempre desobedece las normas de la escuela.
(Juan is a rebel because he always disobeys the school's rules.)
Los jóvenes rebeldes cuestionan constantemente a la sociedad.
(Young rebels constantly question society.)

Insurgente

An 'insurgente', on the other hand, refers specifically to someone who rises in active revolt against a ruling power. This opposition is often linked to political or military situations.
El grupo insurgente luchó contra el régimen opresivo.
(The insurgent group fought against the oppressive regime.)
La población se convirtió en insurgente para rechazar el golpe militar.
(The population became insurgent to reject the military coup.)

Summary

In conclusion, while 'rebelde' and 'insurgente' share a general connotation of resistance, 'rebelde' has a wider usage applicable to various forms of rebellion across all spheres. 'Insurgente', however, typically denotes individuals or groups engaging in active revolt within political or military contexts.