XFL, USFL spring football leagues will merge; how will NFL react?
Fox Sports Announces USFL Return, Games on Saturday & Sundays
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When does the USFL 2023 season kick off?
Fox announces USFL will return for 2023 season
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History of the USFL: What it is, how it started, and its demise
United States Football League to Return in Spring 2022
United States Football League - Wikipedia
The USFL is returning in 2022, backed by Fox Sports The USFL is returning in 2022, backed by Fox Sports