San Francisco drew many people, especially African Americans from the South, to the area. After the end of the war, many military personnel returning from service abroad and civilians who had originally come to work decided to stay. The United Nations Charter creating the United Nations was drafted and signed in San Francisco in 1945 and, in 1951, the Treaty of San Francisco officially ended the war with Japan. Urban planning projects in the 1950s and 1960s involved widespread destruction and redevelopment of west-side neighborhoods and the construction of new freeways, of which only a series of short segments were built before
San Francisco International Airport with its own ramp and buildings near the cargo terminal, operating 6 MH-65 Dolphin helicopters. San Francisco International Airport San Francisco International Airport is an international airport south of downtown San Francisco, California, United States, near Millbrae and San Bruno in unincorporated San Mateo County. It has flights to points throughout North America and is a major gateway to Europe and Asia. SFO is the largest airport in Northern California and the second-busiest in California and on the Western Coast of North America, after Los Angeles International Airport. In 2017, it was the seventh-busiest airport in the United States and