What is the Super League, and why is Red Sox (and Liverpool) owner John Henry a soccer super villain now?

John Henry and FSG are selling Liverpool. What about the Red Sox? - Over the Monster

The tycoons threatening to tear English football apart, writes DAVID JONES

We let you down': Liverpool's Billionaire American owner's grovelling apology over Super League

OTR: Why Red Sox owner John Henry is in hot water across the pond

The fall and fall of football's Super League – POLITICO

John Henry apologizes to Liverpool fans and employees for involvement in failed Super League - The Boston Globe

Slater, Ornstein, Pearce and Hughes] Liverpool for sale: Why are FSG doing it, who could buy and what now for Klopp? : r/soccer

UEFA official, fans slam 'snake' American billionaire team owners over European Super League

Boston Red Sox cheat claim leaves Liverpool owner John Henry red-faced - Liverpool Echo