An AI answered this question: why did Bret Hart return to wwf ?
Bret Hart speaks on his return to the ring at WrestleMania 26
British grappling magazine lives on in new e-book 'Pro Wrestling Through The Power Slam Years: 1994-2014' - Mirror Online
Why didn't Bret Hart come back after leaving World Championship wrestling (WCW) for World wrestling Federation/Entertainment (WWF/E)? - Quora
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Why Did Bret Hart Leave WWF in 1997? - EssentiallySports
Bret Hart Reflects On First WWF Title Win 30 Years Ago
Bruce Hart (wrestler) - Wikiwand
Why Did Bret Hart Leave WWF in 1997? - EssentiallySports
Was it selfish of Bret Hart to refuse to drop the belt to Shawn Michaels in Montreal? He needed to acknowledge the industry and the business that made him who he was.