translation.bs: U odgovoru na dramatičan rast zračnog saobraćaja i putovanja, Evropska komisija (EK) pokrenula je krajem 1999. inicijativu Jedinstveno evropsko nebo EU (SES), kako bi ispunila buduće potrebe u smislu kapaciteta i bezbjednosti putem propisa.
translation.en: In response to the dramatic growth in air traffic and travel, the European Commission (EC) launched the EU's Single European Sky (SES) initiative in late 1999 to meet future capacity and safety needs through legislation.