UCDP One-sided Violence Dataset

SND-ID: ext0030-1.

Access to data via

Creator/Principal investigator(s)

Kristine Eck - Uppsala University, Department of Peace and Conflict Research

Lisa Hultman - Uppsala University, Department of Peace and Conflict Research

Research principal

Uppsala University - Uppsala Cinflict Data Program rorId


The UCDP, Uppsala Conflict Data Program, contains information on a large number data on organised violence, armed violence, and peacemaking. There is information from 1946 up to today, and the datasets are updated continuously. The data can be downloaded for free.

The UCDP One-side Violence Dataset is an actor-year dataset with information of one-sided violence on civilians by governments and formally organized armed groups, which results in at least 25 deaths. The dataset covering 1989-2013.


The Uppsala Conflict Data Program (UCDP) collects information on a large number of aspects of armed violence since 1946.

Data contains personal data



Method and outcome

Unit of analysis


One-sides violence

Time period(s) investigated

1989 – 2013



Number of individuals/objects


Data collection
Geographic coverage
Administrative information

Responsible department/unit

Uppsala Cinflict Data Program

Topic and keywords

Research area

Conflict, security and peace (CESSDA Topic Classification)

Social sciences (Standard för svensk indelning av forskningsämnen 2011)

Political science (Standard för svensk indelning av forskningsämnen 2011)


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Eck, Kristine and Lisa Hultman. 2007. “Violence Against Civilians in War.” Journal of Peace Research 44(2).
DOI: https://doi.org/10.1177/0022343307075124

Sundberg, Ralph 2009. “Revisiting One-sided Violence – A Global and Regional Analysis” in Harbom, Lotta & Ralph Sundberg Eds. States in Armed Conflict 2008. Uppsala: Universitetstryckeriet.

Human Security Centre (2006). Human security brief 2006. Vancouver, B.C. Canada: Human Security Centre, the University of British Columbia.

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