The Institute of International Relations (IIR) has the longest history, having been established in 1953 as the Association of International Research, a peripheral organ of the National Security Bureau. During the Cold War, it specialized in providing policy opinions to the political elite on cross-strait military strategy and international diplomacy.
歷史最悠久的政大國關中心，在民國四十二年成立時名為「國際關係發展研究會」，是國安局的外圍組織，在冷戰時期專門提供兩岸戰略與國際外交政策意見給政治高層參考。