The Royal Institute of International Affairs, also known as Chatham House, is a well-known and respected research institution based in London. Some synonyms for this esteemed organization include the International Think Tank, the Foreign Policy Research Institute, and the Global Affairs Forum. These synonyms highlight the Institute's reputation as a hub for expert analysis and discussion on a range of international issues. Additionally, the organization has been referred to as the Royal Institute for Strategic Studies, underscoring its focus on military and defense matters. Regardless of the name used, the Royal Institute of International Affairs remains a leader in analysis and advising on global affairs.