Yale International Relations Association | 1,079 followers on LinkedIn. The Yale International Relations Association (YIRA) is a 501(c)(3) student organization at Yale University. Founded in 1969 by a group of individuals who wished to promote a better understanding of global affairs after the events of the turbulent 1960s, YIRA's mission is to raise awareness of and foster debate about international relations and global affairs through a number of unique programs. These include the Security Council Simulation at Yale (SCSY); the Yale Model United Nations Conferences (YMUN) in New Haven, South Korea, and Taiwan; the Model United Nations Team at Yale (MUNTY); Hemispheres; the Yale Review of International Studies; a series of renowned speaker events; international trips; dozens of independent initiatives; and the Yale Model United Nations Institute (YMUNI).