War Memorial Opera House Japanese sneak attack and bombing of Pearl Harbor, Hawaii, marking the American entry into World War II in December 1941, the households was regularly blacked out and performances were monitored by air raid wardens. In spring of 1945, the United Nations had its San Francisco Conference (UN Conference on International Organization) first organizing assembly there. The UN Charter was later drafted and signed in the Herbst Theatre next door. Six years later in 1951, the Treaty of San Francisco, declaring peace with Japan was drafted and signed here and in the Herbst Theatre. During the years of Kurt Herbert Adler's
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