Sabena during this decade. Boeing 727-100s were introduced on important European routes and also some African services from 1967 in a unique colour scheme; the fin markings incorporated bare-metal rudder and white engine colours. The only other aircraft to have its own special markings was the McDonnell Douglas DC-10. At this time Fokker F27 Friendships entered service between regional Belgian airports and European destinations such as London Heathrow. The Boeing 747-100 was introduced in 1971, on transatlantic routes flying alongside the Boeing 707-320Cs. Sabena, like many other trans-Atlantic airlines, was satisfied with the Boeing 707s. For commercial reasons it was recognised
Alcazar (airline) States started negotiating open skies agreements with the European Union (EU), which would allow any European airline to fly from any airport in their home country to any airport in the US, and similarly any US airline to fly from any US airport to any European airport. In the 1980s, SAS, Swissair, Austrian Airlines and Finnair had attempted to establish European Quality Alliance (EQA). In addition to codesharing and joint marketing, the alliance was largely based around technical issues and using the EQA brand as a "seal of quality". These had largely stranded because Finnair felt that SAS goal was