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 in the 1970s the 21st century with the creation of the Exotic Erotic Ball in 1979. The San Francisco Bay Area continued to be a leading academic centre in the 1970s, centred around the major universities of Stanford University and Berkeley. In May 1972, for instance, the first demonstration of acupuncture in San Francisco was held at Stanford which attracted some 1,400 physicians. The 1970s also brought other major changes to the city such as the construction of its first subway system, BART, which connected San Francisco with other cities in the Bay Area. At stations in downtown San Francisco, BART connects with