The Spanish Liga ACB, officially known as the Liga Endesa for sponsorship reasons, is the top professional basketball league in Spain. Founded in 1983, it features 18 teams competing annually for the championship title. The league is known for its high level of play and has produced many talented players who have gone on to succeed in the NBA and international competitions. The season typically runs from October to June, culminating in the playoffs to determine the champion. The ACB is recognized for its competitive nature and has a strong following, making it one of the premier basketball leagues in Europe.