NFL London 2018: Record Wembley crowd shows sport's growing popularity in the UK, The Independent
Claypool brings support to NFL UK Flag Football National Championships
In the stadium, at home, or on-the-go, Verizon has NFL fans covered for the 2023 season, News Release
The Globalization of the NFL: How American Football Continues to Grow
American football - Wikipedia
NFL wants to grow in Britain despite other expansion in Europe – NBC10 Philadelphia
NFL making inroads with eclectic fan base in London - Los Angeles Times
Giants Now: NFL to expand practice squad for all 32 teams to include one international player in 2024
Salary cap for 2023 NFL season could exceed $220 million, but questions remain
American football - Wikipedia
They might be popular, but London's NFL games have been largely TERRIBLE
Why American sports continue to grow in popularity in the UK