USFL announces return of spring football league, set to play in 2022
Pro football leagues XFL and USFL announce intent to merge
United States Football League (USFL) Returns!
Pro football leagues XFL, USFL announce intent to merge
From USFL to AAF: A History of Spring Football - Football Stadium
USFL announces a third hub city for its 2023 season
USFL Founder Launches Spring High School Football League
Pro football leagues XFL and USFL announce intent to merge
USFL returning with spring football in 2022
USFL, XFL plan to merge into single spring football league