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MON · 2026-01-19 · 06:54 GMTBRIEF NSR-2026-0119-8605
News/Clashes in Colombia between rival rebel groups kill 27 peopl…
NSR-2026-0119-8605News Report·EN·Conflict

Clashes in Colombia between rival rebel groups kill 27 people

Clashes between rival factions of the Revolutionary Armed Forces of Colombia (FARC) in the Guaviare region of the Amazon on Sunday resulted in at least 27 deaths. The fighting occurred in the municipality of El Retorno, approximately 300km southeast of Bogota.

Al Jazeera StaffAl JazeeraFiled 2026-01-19 · 06:54 GMTLean · CenterRead · 2 min
Clashes in Colombia between rival rebel groups kill 27 people
Al JazeeraFIG 01
Reading time
2min
Word count
352words
Sources cited
4cited
Entities identified
8entities
Quality score
100%
§ 01

Briefing Summary

AI-generated
NEWSAR · AI

Clashes between rival factions of the Revolutionary Armed Forces of Colombia (FARC) in the Guaviare region of the Amazon on Sunday resulted in at least 27 deaths. The fighting occurred in the municipality of El Retorno, approximately 300km southeast of Bogota. The conflict is attributed to a struggle for territorial control, as the region is strategically important for cocaine production and trafficking. The clashes involved a faction led by Nestor Gregorio Vera (Ivan Mordisco) and another led by Alexander Diaz Mendoza (Calarca Cordoba), both formerly part of the Central General Staff before separating in April 2024. The casualties were all from Vera's group. Diaz's group is currently engaged in peace talks with the government, while Vera's group continues attacks after a ceasefire suspension.

Confidence 0.90Sources 4Claims 5Entities 8
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Article analysis

Model · rule-based
Framing
Conflict
Political Strategy
Tone
Measured
AI-assessed
CalmNeutralAlarmist
Factuality
0.80 / 1.00
Factual
LowHigh
Sources cited
4
Well sourced
FewMany
§ 03

Key claims

5 extracted
01

Diaz's group is in peace talks with President Petro, while Vera's group continues attacks.

factual
Confidence
0.90
02

The two factions separated in April 2024 due to internal disputes.

factual
Confidence
0.90
03

The clashes were between factions of FARC led by Ivan Mordisco and Calarca Cordoba.

factualmilitary source
Confidence
0.90
04

The clashes occurred in the Guaviare region of the Amazon, strategic for cocaine production.

factualarmy
Confidence
0.90
05

Clashes between rival rebel groups in Colombia resulted in at least 27 deaths.

factualmilitary authorities
Confidence
0.90
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Full report

2 min read · 352 words
The two groups have been fighting for control of the Guaviare region of the Amazon, a region strategic for cocaine production and trafficking.Published On 19 Jan 2026At least 27 members of a leftist rebel group have been killed in clashes in central Colombia with a rival faction, according to military authorities, at a time of heightened tension in the region under the pall of United States military action in Venezuela and threats against Colombia.The clashes, which have been the most violent in recent months, occurred on Sunday in the rural area of the municipality of El Retorno, in the Guaviare region of the Amazon, 300km (186 miles) southeast of Bogota, a military source told the Reuters news agency.Recommended Stories list of 3 itemslist 1 of 3Colombia braces with alarm after Maduro’s removal in Venezuela by USlist 2 of 3Cuba says 32 Cuban fighters killed in US raids on Venezuelalist 3 of 3World reacts to US bombing of Venezuela, ‘capture’ of Maduroend of listThe army said on Saturday on X that the fight was mainly about control of territory, as the region is strategic for cocaine production and trafficking.The clashes took place between a faction of the Revolutionary Armed Forces of Colombia (FARC) led by the country’s most wanted man, Nestor Gregorio Vera, known by his war name Ivan Mordisco, and another led by Alexander Diaz Mendoza, alias Calarca Cordoba, a second military source specified.Both groups were part of the so-called Central General Staff but separated in April 2024 due to internal disputes. The casualties were all from Vera’s group, according to the two military sources, who spoke on condition of anonymity. A leader from Diaz’s group also confirmed the clashes and the 27 deaths to Reuters.Army sources said the death toll was preliminary.The faction led by Diaz is currently engaged in peace talks with left-wing President Gustavo Petro, while Vera’s group continues to launch attacks on civilians and security forces after the government suspended a bilateral ceasefire. These now-rival factions had rejected a 2016 peace agreement that allowed approximately 13,000 FARC members to abandon armed struggle and reintegrate into society after disarming.
§ 05

Entities

8 identified
§ 06

Keywords & salience

9 terms
rebel groups
0.90
clashes
0.80
colombia
0.80
cocaine production
0.70
farc
0.70
peace talks
0.60
guaviare region
0.60
armed conflict
0.50
internal disputes
0.40
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