[2] On July 14, 1948, the NWA was established by George and his partners as a governing body for various regional wrestling promotions in the United States, after which the World Junior Heavyweight Championship became the property of the alliance.

In 1960, Danny Hodge had a heated feud with Angelo Savoldi over the NWA World Junior Heavyweight Championship.

In March 1976, Hodge vacated the title after being injured in a car accident, marking the end of his record seventh reign as champion.

The Georgia title was vacated when Thornton joined the NWA's rival the World Wrestling Federation (WWF).

In May 1988, champion Nelson Royal left JCP while holding the title, after which the championship began being defended in independent promotions until it was abandoned in December 1989.

[9] When Liger was champion, he lost the WAR International Junior Heavyweight Championship to Yuji Yasuraoka on June 6, 1997, in Tokyo, Japan.

Otani dissolved the J-Crown on November 5, 1997, by vacating all of the component titles except for the IWGP Junior Heavyweight Championship, with the other belts being restored to their home promotions.

After the dissolution of the J-Crown, the Junior Heavyweight title was returned to the NWA, who kept it vacant until March 1999, when Logan Caine won a tournament to become champion.

In 2011, The Sheik was the NWA World Heavyweight Champion but was stripped of the championship for refusing to defend against Adam Pearce.

[10] The NWA World Junior Heavyweight Champion Craig Classic vacated the title in protest.

On May 1, 2017, Billy Corgan's company, Lightning One, Inc., purchased the NWA, including its name, rights, trademarks, and championships.

He won the title by defeating previous champion Joe Alonzo on June 28, 2023, at NWA: Chicago's Endless Summer event in Highland Park, Illinois.