The United Soccer League (USL) Championship is a professional soccer league in the United States, serving as the second tier of the American soccer pyramid. Founded in 2011, it features teams from across the country, providing a platform for players to develop their skills and compete at a high level. The league operates under a promotion and relegation system with the USL League One. The USL Championship season typically runs from March to November, culminating in a playoff tournament to determine the league champion. Teams compete for the USL Championship Trophy, showcasing talent and fostering local rivalries in various cities.