The ODI World Cup is an international cricket tournament held every four years, organized by the International Cricket Council (ICC). It features the best national teams from around the world competing in One Day Internationals (ODIs), where each team plays a limited 50 overs per match. The tournament began in 1975 and has grown in popularity, showcasing the sport's top talent. The ODI World Cup consists of a series of matches leading to a knockout stage, culminating in a final to determine the champion. Teams like India, Australia, and England have historically performed well, making the tournament a highly anticipated event in the cricketing calendar.