Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Volleyball has been contested as an indoor sport at the Summer Olympic Games since 1964. Beach volleyball was introduced at the 1992 Games, and has been an official Olympic sport since 1996The history of Olympic volleyball can be traced back to the 1924 Summer Olympics in Paris, where volleyball was played as part of an American sports demonstration event. Consideration of its addition to the Olympic program, however, was given only ... after World War II, with the foundation of the FIVB and of some of the continental confederations. In 1957, a special tournament was held at the 53rd IOC session in Sofia, Bulgaria to support such request. The competition was a success, and the sport was officially introduced in 1964.