About UCDP

The Uppsala Conflict Data Program (UCDP) has recorded ongoing violent conflicts since the 1970s. The data provided is one of the most accurate and well-used data-sources on global armed conflicts and its definition of armed conflict is becoming a standard in how conflicts are systematically defined and studied.

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Lecture on Peace Research by Peter Wallensteen

The Department has recorded a lecture on the origins and developments of peace research globally and at Uppsala University with Professor Peter Wallensteen.

Watch the lecture.

UCDP Non-State Conflict Dataset

UCDP Non-State Conflict Dataset v. 2.5-2015, 1989-2014

Content: a conflict-year dataset with information of communal and organized armed conflict where none of the parties is the government of a state. The dataset has a temporal scope covering 1989-2014, and includes information on start and end dates, fatality estimates, and locations. The most recent version is version 2.5.

Citation for the data: Sundberg, Ralph, Kristine Eck and Joakim Kreutz, 2012, "Introducing the UCDP Non-State Conflict Dataset", Journal of Peace Research, March 2012, 49:351-362 

Latest presentation of the data: Sundberg, Ralph, Kristine Eck and Joakim Kreutz, 2012, "Introducing the UCDP Non-State Conflict Dataset", Journal of Peace Research, March 2012, 49:351-362 

Dataset (Excel)

Dataset (CSV)

Dataset (Stata)

Dataset (R)

Codebook

Version History v2.5-2015

Latest update: 12 October 2015


Older versions

UCDP Non-State Conflct Dataset v. 2.5-2014, 1989-2013

Dataset (Excel)

Dataset (CSV)

Dataset (Stata)

Dataset (R)

Codebook

Version History v2.5-2014

UCDP Non-State Conflct Dataset v. 2.5-2013, 1989-2012

Dataset

Codebook

Version History v2.5-2013

UCDP Non-State Conflict Dataset v. 2.4-2012, 1989-2011

Dataset

Codebook

Version History v2.4-2012

UCDP Non-State Conflict Dataset v. 2.3-2011, 1989-2010

Dataset

Codebook

Version History v2.3-2011

UCDP Non-State Conflict Dataset v. 2.3-2010 1989-2008

Dataset

Codebook

UCDP Non-State Conflict Dataset v. 2.1 2002-2007

Dataset

Codebook 

UCDP Non-State Conflict Dataset v.2 2002-2006

Dataset

Codebook

UCDP Non-State Conflict Dataset v.1.1, 2002 – 2005

Dataset

Codebook

UCDP Non-State Conflict Dataset 2002 - 2003

Dataset

Codebook 

Organized violence 2014

News

“Organized Violence in the World 2015. An Assessment by the Uppsala Conflict Data Program”

In June, UCDP reported that the number of fatalities in armed conflict has increased substantially in recent years, and that 2014 was the most lethal year since the end of the Cold War for this category of violence. New data show that also the other two types of violence analyzed by the UCDP – conflict between non-state actors and violence targeting civilians – increased substantially in 2014.

Read the full report

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