For example, previous NWA World Historic Middleweight Champion Último Guerrero is billed as weighing 95 kg (209 lb).

The same year Salvador Lutteroth founded Empresa Mexicana de Lucha Libre (EMLL; "Mexican Wrestling Enterprise") and would later be allowed to host matches for the Mexican National Middleweight Championship although they did not have exclusive rights to the championship.

The Mexico City Boxing and Wrestling Commission granted AAA the rights to promote the Mexican National Middleweight Championship from that point on.

[3] On December 4, 1993, Corazón de León won the NWA World Middleweight Championship on a CMLL show and then took the title with him when he began working in Japan.

[4] On November 8, 1994, Último Dragón won the championship and for the next 10 years the title was promoted primarily in Japan.

[4] On September 3, 2004, Averno defeated Zumbido to win the vacant championship, bringing it back under CMLL's control.

The promotion did not directly respond to the latest request either; instead the then-NWA Welterweight Champion, Mephisto, commented on the situation, simply stating that the titles belonged to CMLL.

[20] For example, the previous NWA World Historic Middleweight Champion Último Guerrero is billed as weighing 93 kg (205 lb), significantly above the official weight limit.