nternational Civil Aviation Organization (ICAO), intergovernmental specialized agency associated with the United Nations (UN). Established in 1947 by the Convention on International Civil Aviation (1944), which had been signed by 52 states three years earlier in Chicago, the ICAO is dedicated to developing safe and efficient international air transport for peaceful purposes and ensuring a reasonable opportunity for every state to operate international airlines. The organization’s permanent headquarters are in Montreal.
The ICAO, whose membership includes virtually every state in the world, has several component bodies: (1) an Assembly of delegates from all member countries that meets every three years, (2) a Council of ... (100 of 288 words)