The International Tennis Federation (ITF) is the governing body for the sport of tennis worldwide. Founded in 1900, it oversees international competitions, including the prestigious Davis Cup and Fed Cup. The ITF also establishes the rules of tennis and promotes the sport globally through various development programs. In addition to managing professional events, the ITF is responsible for the organization of junior and senior competitions. It works to ensure fair play and sportsmanship in tennis, while also supporting initiatives to grow the game at grassroots levels. The ITF plays a crucial role in the sport's governance and development.