History of San Francisco would be used for loading the key fissile components of the first atomic bomb onto the USS Indianapolis in July 1945 for transfer to Tinian. The War Memorial Opera House which opened in 1932, was the site of some significant post World War II history. In 1945, the conference that formed the United Nations was held there, with the UN Charter being signed nearby in the Herbst Theatre on June 26. Additionally the Treaty of San Francisco which formally ended war with Japan and established peaceful relations, was drafted and signed here six years later in 1951. After World War
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