Peter Wallensteen

Research Associate

Peter Wallensteen
Peter Wallensteen left PRIO in 1966. The information on this page is kept for historical reasons. Peter Wallensteen is an External Associate at PRIO.


Peter Wallensteen first came to PRIO as a visiting graduate student from Uppsala University in the Fall of 1966. This was the beginning of a life-long association. He served as an Associate Professor of Peace and Conflict Research at Uppsala University (1974–85) and then as the Dag Hammarskjöld Professor of Peace and Conflict Research (1985–2012). 

He was a member of PRIO’s Board 1987–2000. 

He has been a visiting professor at numerous universities world-wide and since 2006 has served as the Richard G Starmann Sr Research Professor for Peace Studies at the Joan B Kroc Institute of International Peace Studies, University of Notre Dame. 

An extensive interview with Peter Wallensteen by Siri Aas Rustad was published as part of the 60th Anniversary series PRIO Stories in August 2019.

PRIO Projects



PRIO started tracking events online in 2007. This listing is not complete. Past events may be mentioned in our news archive.

All Publications

Peer-reviewed Journal Article

Regan, Patrick M. & Peter Wallensteen (2013) Federal Institutions, Declarations of Independence and Civil War, Civil Wars 15(3): 261–280.
Eriksson, Mikael; Margareta Sollenberg & Peter Wallensteen (2003) Special Data Feature: Armed Conflict, 1989-2002, Journal of Peace Research 40(5).
Strand, Håvard; Mikael Eriksson; Peter Wallensteen; Nils Petter Gleditsch & Margareta Sollenberg (2002) Armed Conflict 1946–2001: A New Dataset, Journal of Peace Research 39(5): 615–637.
Sollenberg, Margareta & Peter Wallensteen (2001) Armed Conflict, 1989-2000, Journal of Peace Research 38(5): 629–644.
Sollenberg, Margareta & Peter Wallensteen (2000) Armed Conflict, 1989-99, Journal of Peace Research 37(5): 635–649.
Wallensteen, Peter & Margareta Sollenberg (1999) Armed Conflict, 1989-98, Journal of Peace Research 36(5): 593–606.
Wallensteen, Peter & Margareta Sollenberg (1998) Armed Conflict and Regional Conflict Complexes, 1989-97, Journal of Peace Research 35(5): 621–634.
Wallensteen, Peter & Margareta Sollenberg (1997) Armed Conflicts, Conflict Termination and Peace Agreements, 1989-1996, Journal of Peace Research 34(3): 339–358.
Wallensteen, Peter & Margareta Sollenberg (1996) The End of International War? Armed Conflict 1989-95, Journal of Peace Research 33(3): 353–370.
Sollenberg, Margareta & Peter Wallensteen (1995) After the Cold War: Emerging Patterns of Armed Conflict 1989-94, Journal of Peace Research 32(3): 345–360.
Axell, Karin & Peter Wallensteen (1994) Conflict Resolution and the End of the Cold War, 1989-93, Journal of Peace Research 31(3): 333–349.
Wallensteen, Peter (1994) Representing the World: A Security Council for the 21st Century, Security Dialogue 25(1): 63–75.
Wallensteen, Peter & Karin Axell (1993) Armed Conflict at the End of the Cold War, 1989-92, Journal of Peace Research 30(3): 331–346.
Wallensteen, Peter (1989) Recurrent Detentes, Journal of Peace Research 26(3): 225–231.
Wallensteen, Peter (1985) American-Soviet Detente: What Went Wrong?, Journal of Peace Research 22(1): 1–8.
Rydén, Lars; Gunnar Tibell; Bengt Gustafsson & Peter Wallensteen (1984) The Uppsala Code of Ethics for Scientists, Journal of Peace Research 21(4): 311–316.
Wallensteen, Peter (1984) Universalism Vs. Particularism: On the Limits of Major Power Order, Journal of Peace Research 21(3): 243–257.
Wallensteen, Peter (1982) Armed Forces Are Not Only for War, Journal of Peace Research 19(1): 83–88.
Wallensteen, Peter (1981) Incompatibility, Confrontation and War: Four Models and Three Historical Systems, 1816-1976, Journal of Peace Research 18(1): 57–90.
Wallensteen, Peter (1976) Interpreting East-West Relations: Aspects of Post-cold War Europe, Journal of Peace Research 13(3): 197–206.
Wallensteen, Peter (1976) Scarce Goods as Political Weapons: The Case of Food, Journal of Peace Research 13(4): 277–298.
Wallensteen, Peter (1968) Characteristics of Economic Sanctions, Journal of Peace Research 5(3): 248–267.

Book Chapter

Wallensteen, Peter (1973) Characteristics of Economic Sanctions, in A Multimethod Introduction to International Politics. Chicago: Markham Publishing Co. (128–153).

PRIO Report

Lodgaard, Sverre; Björn Hettne; Jyrki Käkönen; Peter Wallensteen; & Håkan Wiberg (1991) Norden, Europe and the Near Future, PRIO Report, 3. Oslo: PRIO.

PRIO Paper

Olsson, Louise; Angela Muvumba Sellström; Patty Chang; Torunn L. Tryggestad; Peter Wallensteen & Ingebjørg Finnbakk (2021) Sweden as an Elected Member of the UN Security Council: Promoting Women, Peace and Security as Core Council Business, 2017–18, PRIO Paper. Oslo: PRIO.