HIV/AIDS: human immunodeficiency virus/acquired immune deficiency syndrome

IADB: Inter-American Development Bank

IAEA: International Atomic Energy Agency

IANA: Internet Assigned Numbers Authority

IBRD: International Bank for Reconstruction and Development (World
Bank)

ICAO: International Civil Aviation Organization

ICC: International Chamber of Commerce

ICCt: International Criminal Court

ICJ: International Court of Justice (World Court)

ICRC: International Committee of the Red Cross