Charter of the United Nations its articles. Furthermore, Article 103 of the Charter states that obligations to the United Nations prevail over all other treaty obligations. The Charter was opened for signature on 26 June 1945 and was signed at the San Francisco War Memorial and Performing Arts Center in San Francisco, United States, on 26 June 1945, by 50 of the 51 original member countries (Poland, the other original member, which was not represented at the conference, signed it two months later). It entered into force on 24 October 1945, after being ratified by the original five permanent members of the United Nations Security
San Francisco in the 1970s but also rock music and disco thrived in the city in the 1970s, and from the late 1970s onwards San Francisco also became a major focal point in the North American and international punk, thrash metal, and rave scenes. In 1967, thousands of young people had entered the Haight-Ashbury district during what became known as the Summer of Love. The San Francisco Sound emerged as an influential force in rock music, with such acts as Jefferson Airplane and the Grateful Dead achieving international prominence. These groups blurred the boundaries between folk, rock and jazz traditions and further developed rock's lyrical