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Core Methodology
Documentation on ACLED’s core methodology, including how ACLED sources and codes events.
Gang Violence
Concepts, benchmarks, and coding rules
Introduction
The Armed Conflict Location & Event Data Project (ACLED) collects data on political violence using a bounded definition of political violence that does not include ordinary crime.…
Fatalities
Uses and limitations of ACLED data
Q. Does ACLED have a minimum fatality criterion for events?
A. No – ACLED does not have a fatality threshold for an event’s inclusion in the dataset.…
Sourcing
Reliability, quality control, and accounting for bias
What types of sources does ACLED use?
ACLED uses four types of sources. Every week, ACLED researchers assess thousands of sources in dozens of languages to provide the most comprehensive database on political violence and demonstrations.…
Tags in the Data
The ‘Tags’ column provides additional structured information about an ACLED event. Tags provide a flexible means of refining or grouping existing variables, or providing new variables to specific contexts not already captured within the other data columns.…
Armed Conflict Location & Event Data Project (ACLED) Codebook
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Introduction
ACLED collects reported information on the type, agents, location, date, and other characteristics of political violence events, demonstration events, and other select non-violent, politically-relevant developments in every country and territory in the world.…