The Davis Cup is an international tennis tournament that has been around since 1900. Often referred to as the world cup of tennis, it is considered one of the most prestigious and competitive tournaments in the sport. A few synonyms for the Davis Cup include the international team tennis championship, the men's tennis world cup, or simply team tennis. The Davis Cup has been won by many greats over the years, including Rafael Nadal, Novak Djokovic, and Roger Federer. This tournament allows for players to represent their country and compete on behalf of their nation, rather than just for their individual rankings and titles.