Researcher
Øystein Tunsjø
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Summary
Øystein Tunsjø is Professor at the Norwegian Institute for Defence Studies (IFS), which is part of the Norwegian Defence University College. Tunsjø is head of the IFS Asia Programme and specializes in US-China relations, geopolitics and how global power shifts shape Europe and Norway’s defence and security.
Tunsjø holds a PhD in International Relations from the University of Wales, Aberystwyth, a cand. philol. from the University of Oslo, an MSc from the London School of Economics and a MA from Griffith University, Australia. He has also been a visiting Fulbright scholar at Harvard and MIT. Tunsjø was a member of the government appointed Norwegian Defence Commsision of 2021, which submitted the NOU “Forsvar for fred og sikkerhet” to the Norwegian Government in 2023.
Tunsjø is author of Kampen om verdensmakten: USA og Kina i det 21. århundre (Oslo: Dreyer, 2024); The Return of Bipolarity in World Politics: China, the United States and Geostructural Realism, (Columbia University Press, 2018); Security and Profits in China’s Energy Policy: Hedging Against Risk (Columbia University Press, 2013) and US Taiwan Policy: Constructing the Triangle (London: Routledge, 2008). Tunsjø is co-editor of US-China Foreign Relations: Power Transition and Its Implications for Europe and Asia (London: Routledge, 2020); Strategic Adjustment and the Rise of China, (Ithaca: Cornell University Press, 2017); Twenty First Century Seapower: Cooperation and Conflict at Sea (London: Routledge, 2012, translated to 21 Shiji Haiyang Daguo: Haishang Hezuo yu Zhongtu Guanli, by Shehui Kexue Wenxian Zhubanshe, Beijing, 2014); US-China-EU Relations: Managing a New World Order (London: Routledge, 2010, translated to Zhong Mei Ou Guanxi: Goujian Xin de Shijie Zhixu by the World Affairs Press, Beijing, 2012). He has also published several book chapters and journal articles, such as “The EU’s China Strategies: A Hedging Framework for Analysis” (forthcoming in Journal of Common Market Studies).
Expertise
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Clear all filtersThe Geography of a U.S.-China War
Øystein Tunsjø (IFS) and Henrik Stålhane Hiim (IFS) believe that the trend of comparing the current US-China relationship with the Cold War is misleading because the geography is different. The rivalry between the US and China is located in maritime East Asia, especially Taiwan, and in a maritime area of operations it is easier to keep a war limited than in a land conflict, which paradoxically lowers the threshold for going to war. At the same time, the threshold for limited use of nuclear weapons is also lower in a maritime scenario.
Trump 2.0 og internasjonal politikk
I denne spesialrapporten har Senter for geopolitikk samlet en rekke bidrag fra forskere tilknyttet senteret, fra Fridtjof Nansen Institutt, Institutt for Forsvarsstudier, Universitetet i Oslo, UiT – Norges Arktiske Universitet og Norsk Utenrikspolitisk Institutt. Bidragene setter søkelys på noen konkrete temaer som inntak til å forstå et USA i endring og hva det vil kunne bety for andre stater, og for utviklingen på konkrete politikkfelt. Rapporten har særlig fokus på hva disse endringene, hver for seg og samlet, betyr for Europa og Norge. En oppdatert versjon ble publisert 12.06.25, klokken 12.40.