23:15 Times documentariesThis video and article was first published on July 5, 2025In northern Colombia, two guerrilla groups are at war. They’re fighting for control of one of the world’s top coca-producing regions — and the billion-dollar cocaine industry that comes with it. Across the world, people are taking more cocaine than ever. The Colombian army is trying to push the guerrilla groups back. We spent weeks travelling through the mountainous region in the country’s north talking to coca farmers, displaced civilians, the army and the guerrilla groups themselves to try to understand how the cocaine industry works — and why it’s brought Colombia back to war.

Source: The Times March 21, 2026 13:26 UTC