SN Brussels Airlines and regional investment companies, as well as the Brussels and Walloon governments) set up SN Airholding, headed by Étienne Davignon. After the 2001 collapse of Sabena, Belgium's flag carrier airline, Belgium was left without a national airline. In February 2002, SN Airholding took over the Belgian airline DAT, a subsidiary of Sabena, and changed its trading name to SN Brussels Airlines. In 2002, a strategic reorganization started, led by the former CEO Peter Davies. On 12 April 2005 SN Brussels took holding control of Virgin Express and on 31 March 2006 they announced their merger. On 7 November 2006 they
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