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was born after the Great War (1914-1917)
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universities
think tanks
academic journals and professional bodies -
Liberalism vs realism (1939/48)
Carr (1939/46)
Morgenthaus (1948) -
Reestablishment of the discipline WW2
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behaviouralism vs traditionalism
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new liberalism vs neorealism
was also called as neo-neo debate or interparadigm
1960-1970s the rapid development of IRs ( new academic department in US, UK and europe) -
rationalism vs constructivism (epistemological or post-positivist debate) is about how should we study IRs. Post-positivist in IR rejects the possibility of a science of IR.