What are some examples of intergovernmental organizations?

Intergovernmental organizations (IGOs) include the United Nations (UN), which promotes international cooperation and peace; the World Health Organization (WHO), which focuses on global health issues; and the North Atlantic Treaty Organization (NATO), a military alliance for collective defense. Other examples are the World Trade Organization (WTO), which regulates international trade, and the African Union (AU), which addresses political and economic issues on the African continent. These organizations facilitate collaboration among member states on various global challenges.