Football is a foot-based sport in which two teams play against each other in attack and defence on the same rectangular pitch according to certain rules. It is known as the "world's number one sport" because of its confrontational nature, tactical versatility and large number of participants.
The predecessor of modern football originated in the ancient Chinese ball game "cuju" played in Linzi, Shandong Province (now Zibo City), and was later transferred from China to Europe by the Arabs, gradually evolving into modern football. Modern football began in England. The first written rules in the history of the game, the Cambridge Rules, were written in 1848, and on 26 October 1863, the world's first football association was formed in England and the rules of the game were unified. In 1872, the first official inter-association match in the history of football was held between England and Scotland. football was included as an official sport in the second Summer Olympic Games in 1900. Football is widely translated as "Football" around the world, and only in a few countries such as the USA is it translated as "Soccer", while "Football" in the USA In the United States and Canada, it is referred to as "American football".
The highest organisational body for football is the International Federation of Association Football, founded in 1904 and based in Zurich, Switzerland. The highest organisational body in China is the Chinese Football Association, founded in Beijing on 3 January 1955.