In 2023, XFL and USFL aim (again) to not join long line of failed start-up pro football leagues
The USFL Returns in 2022, Edmonton Elks, Plus Major Site Milestone
Spring football leagues XFL, USFL announce plan to merge - ESPN
XFL, CFL will not merge; XFL expected to return in 2023
More Potential Details on the USFL & XFL Merger
USFL 2022: Everything you need to know
Failed Spring Football League Being Resurrected
Xfl and USFL Merger incoming!!! : r/USFL
What is the USFL? Details, history, potential teams for 2022 return of spring football league
Building the League of the Future - Suggestions for the USFL
What Could a CFL-XFL Merger Mean for Canadian Football?