Sabena 1923 as the national carrier of Belgium. The airline was created by the Belgian government after its predecessor SNETA ("Syndicat national pour l'étude des transports aériens", National Syndicate for the Study of Aerial Transports) - formed in 1919 to pioneer commercial aviation in Belgium - ceased operations. Sabena operated its first commercial flight from Brussels to London (UK) on 1 July 1923, via Ostend. Services to Rotterdam (Netherlands) and Strasbourg (France) were launched on 1 April 1924. The Strasbourg service was extended to Basle (Switzerland) on 10 June 1924. Amsterdam (Netherlands) was added on 1 September 1924, and Hamburg (Germany)
Airline teletype system although it is now owned by Rockwell Collins. In 1949, the Société Internationale de Télécommunication Aeronautique (SITA) was formed as a cooperative by 11 airlines: Air France, KLM, Sabena, Swissair, TWA, British European Airways, British Overseas Airways Corporation, British South American Airways, Swedish AB Aerotransport, Danish Det Danske Luftfartselskab A/S, and Norwegian Det Norske Luftfartselskap. Their aim was to enable airlines to be able to use the existing communications facilities in the most efficient manner. Morse code was the general means of relaying information between air communications stations prior to World War II. Generally, it was only necessary to relay