USL League One (USL1) is a professional men's soccer league in the United States that had its inaugural season in 2019. The Division III league is operated by United Soccer League, the same group that operates the Division II USL Championship and other leagues. As of 2022, the league has 11 teams who play 30 regular season games, followed by playoffs.
This page also has a version in other languages : Лига один ЮСЛ (russian)