San Francisco Bay Area a primary embarkation point for American forces. In 1945, the United Nations Charter was signed in San Francisco, establishing the United Nations, and in 1951, the Treaty of San Francisco officially ended the U.S.'s war with Japan. Since then, the Bay Area has experienced numerous political, cultural and artistic movements, developing unique local genres in music and art and establishing itself as a hotbed of progressive politics. Economically, the post-war Bay Area saw huge growth in the financial and technology industries, creating a vibrant and diverse economy with a gross domestic product of over $800 billion, and home to the
San Francisco in the 1970s the remaining 15 people from the island, forcibly ending a 19-month occupation. In 1970, Alex de Renzy of San Francisco produced a documentary, "Pornography in Denmark: A New Approach", about the red light district of Copenhagen. The film, which grossed $2 million on a $15,000 budget, resulted in a well-documented court case, in which the judge ruled that it was "in keeping with the Supreme Court edict that draws the line between what constitutes free speech and what constitutes obscenity." As a result, some open-minded San Franciscans became filmmakers and porn merchants, with the likes of the Mitchell brothers and