Music Room, Malacañan Palace 28 October 2015 President Benigno S. Aquino III received the International Civil Aviation Organization (ICAO) Council led by Dr. Olumuyiwa Benard Aliu in a courtesy call held in Malacañang. Established in 1944, ICAO is a United Nations specialized agency created for the management of the Convention on International Civil Aviation, also continue reading : Courtesy Call of the ICAO Council