This article argues that the causes for participation in Global Governance are to be found in part in themere structure of it. In the debate about Global Governance, largely, the issue of power is neglected.However, we certainly deal with a hegemonic constellation. Therefore, the power is present andexerted in Global Governance. It is argued here, that the exertion of power in Global Governance bythe United States is causal for participation in it. The study looks at the Global Governance ofCounterterrorism, i.e. the Global War on Terrorism, and the regional organizations of ASEAN and theEU.