¿Taiwan has been excluded from the United Nations and other organizations for which statehood is required and its presence in IGOs is mainly limited to functional and regional organizations that allow flexible models of participation, having a specific name, status and activity space in each organization. Taiwan¿s exclusion from major IGOs derives from its unique international status as well as the political controversy over the representation of China in the international arena. Björn Alexander Lindemann provides a substantial analysis of the relationship between Taiwan and China in and with regard to IGOs in the time period between 2002 and 2011. Based on a neoclassical realist approach,