Charter of the United Nations its articles. Furthermore, Article 103 of the Charter states that obligations to the United Nations prevail over all other treaty obligations. The Charter was opened for signature on 26 June 1945 and was signed at the San Francisco War Memorial and Performing Arts Center in San Francisco, United States, on 26 June 1945, by 50 of the 51 original member countries (Poland, the other original member, which was not represented at the conference, signed it two months later). It entered into force on 24 October 1945, after being ratified by the original five permanent members of the United Nations Security
San Francisco International Airport on a routing of San Francisco – Honolulu – Tokyo. Also in 1961, Lufthansa had begun serving SFO with Boeing 707s operating a routing of San Francisco – Montreal Dorval Airport – Paris Orly Airport – Frankfurt three days a week. Lufthansa then operated Boeing 720B jets on this same routing in 1963 and was also flying Boeing 707 service to Frankfurt via stops in Montreal and London Heathrow Airport the same year. By 1965, Pan American-Grace Airways, known as Panagra, was operating Douglas DC-8 jets on an international routing of San Francisco – Los Angeles – Panama City, Panama