Question: What was the previous name of the professional wrestling promotion for which Ángel Azteca Jr currently works?
Context: Antonio Hipolito Peña Herrada (June 13, 1956 – October 5, 2006) was the founder of the Mexican professional wrestling promotion Asistencia Asesoría y Administración (AAA) in 1992, which today is the largest wrestling promotion in Mexico.  Peña's promotion reached its height of popularity in the early 1990s before the downturn of the Mexican economy.  Peña's AAA is the promotion largely responsible for bringing the "Lucha" style to the United States, with such wrestlers as Rey Mysterio Jr., Psicosis, La Parka, Konnan and others.  Peña was the former head booker of Empresa Mexicana de Lucha Libre (EMLL) before forming AAA.  Peña began his professional wrestling career as a wrestler or "Luchador", as they're called in Spanish, working under various masks as El Genio, Espectro Jr., Kahoz, Espectro de Ultratumba and Dalia Negra before retiring in 1986 to work with the promotional side of wrestling. Continental Championship Wrestling was a professional wrestling promotion based in Knoxville, Tennessee, from 1974 until 1988 and Dothan, Alabama, from 1978 to 1990, managed by Ron Fuller.  When Fuller sold the promotion to David Woods, the name was changed to Continental Wrestling Federation.  The territory had also promoted under the previous name of Southeastern Championship Wrestling prior to 1985.  Promoters Leroy McGuirk, Roy Welch, and Buddy Fuller had operated the territory starting in 1954 until Lee Fields bought it five years later and reformed it into Gulf Coast Championship Wrestling in the 1960s and 1970s. Sin Salida (Spanish for "No Escape") is the collective name of a series of intermittently major professional wrestling, or "Lucha Libre", shows held by the Mexican professional wrestling promotion professional wrestling promotion Consejo Mundial de Lucha Libre (CMLL).  To date CMLL has held three shows under the "Sin Salida" date, one in 2009 in December and events in 2010 and 2013 that were held in June of those years.  The main event of each of the shows has featured one or more wrestlers putting their hair on the line in a "Lucha de Apuesta", or bet match.  In 2009 and 2010 the theme of the main event was "Mexico vs. Japan" as CMLL regulars faced off against wrestlers from CMLL's partner promotion in Japan New Japan Pro Wrestling (NJPW) and marked the end of extended tours for Yujiro Takahashi, Tetsuya Naito and Taichi Ishikari.  In 2013 10 "Mini-Estrellas" put their hair or their wrestling mask on the line in a Steel cage elimination match where the last man, Pequeño Violencia was shaved bald.  CMLL has announced that they will hold a "Sin Salida" (2015) event on July 19, 2015. José Ángel Vargas Sánchez (August 2, 1938 – April 26, 1986) was a Mexican "Luchador" or professional wrestler best known under the ring name "Angel Blanco".  Vargas is the father-in-law of the first Ángel Blanco, Jr. and the father of the current Ángel Blanco, Jr. and Hijo del Ángel Blanco I and II and the grandfather of Horus.  Vargas made his professional wrestling debut in 1958 and worked for the majority of his career for the Mexican professional wrestling promotion Empresa Mexicana de Lucha Libre (EMLL).  As Ángel Blanco he worked most of his career as an "enmascarado", or masked wrestler until losing his mask to El Solitario 1972.  Along with Dr. Wagner, Vargas formed one of the premier tag teams of the 1960s and 1970s called "La Ola Blanca" (Spanish for "the White Wave"). Consejo Mundial de Lucha Libre Co., Ltd. (CMLL; ] , "World Wrestling Council") is a "lucha libre" professional wrestling promotion based in Mexico City.  The promotion is also referred to by its previous name Empresa Mexicana de Lucha Libre (EMLL) ("Mexican Wrestling Enterprise").  Founded in 1933, it is the oldest professional wrestling promotion still in existence. The Arena Naucalpan 35th Anniversary Show was an annual professional wrestling major event produced by Mexican professional wrestling promotion International Wrestling Revolution Group (IWRG), which took place on December 20, 2012 in Arena Naucalpan, Naucalpan, State of Mexico, Mexico.  The show celebrated the 35th Anniversary of the construction of Arena Naucalpann, IWRG's main venue.  The main event was a five team steel cage match contested under elimination rules.  The teams were "La Familia de Tijuana" (Damian 666 and X-Fly), "Los Hermanos Dinamita, Jr." (Hijo de Máscara Año 2000 and Máscara Año 2000, Jr.) and the father/son duos of Dr. Wagner, Jr. and El Hijo de Dr. Wagner, Jr., El Canek and El Canek, Jr. and "Los Piratas" (Hijo de Pirata Morgan and Pirata Morgan).  Damian 666 was originally slated to team with his son Bestia 666, but was replaced by X-Fly.  The match was contested under escape rules, which meant that the last team member in the ring would be the loser.  Dr. Wagner, Jr. as well as "Los Infierno Rockers" and "Los Psycho Circus" who worked on the under card all appeared through IWRG's working relationship with fellow Mexican wrestling promotion AAA.  The undercard also saw the continuation of the storyline feud between Fuerza Guerrera and Black Terry as well as a "Torneo cibernetico" elimination match between a team representing IWRG's wrestling school and a team representing Fuerza Guerrera's school "Gimnasio Konkreto". All Star Wrestling is a British Professional wrestling promotion also known as All Star Promotions, Superslam Wrestling and Big Time Wrestling and originally known as Wrestling Enterprises (of Birkenhead), run by Brian Dixon and based in Liverpool, England.  Dixon's promotion tours theatres, leisure centres, town halls and similar venues, many of them old venues for televised wrestling in the UK in the 1950-1980s, as well as holiday camps.  It is the oldest active wrestling promotion in the UK, and furthermore the longest-running UK wrestling promotion ever - a record it has held since September 2013, when it eclipsed the 42 years and 11 months lifespan of Joint Promotions/Ring Wrestling Stars (March 1952– February 1995). Juan Manuel Zúñiga (June 24, 1963 – March 18, 2007) was a Mexican professional wrestler, or "Luchador" as they are called in Spanish, best known for working under the ring name Ángel Azteca (Aztec Angel) since the late 1980s.  Zúñiga died of a heart attack on March 18, 2007 only a few hours after wrestling in the main event of a local promotion.  Zúñiga is not related to wrestlers "Ángel Azteca, Jr." and "Ángel Azteca II", instead they paid Zúñiga to use the name and image.  As Ángel Azteca Zúñiga worked as an enmascarado, or masked wrestler, until losing a match against Arkangel de la Muerte in 2003 where he was forced to unmask. "Sin Piedad" (2003) (Spanish for "No Mercy") was an annual professional wrestling major event produced by Consejo Mundial de Lucha Libre (CMLL), which took place on December 5, 2003 in Arena México, Mexico City, Mexico and replaced CMLL's regular Friday night show "Super Viernes" ("Super Friday").  The 2003 "Sin Piedad" was the fourth event under that name that CMLL promoted as their last major show of the year, always held in December.  In the main event Universo 2000 risked his mask and Pierroth, Jr. risked his hair on the outcome of their "Lucha de Apuestas" (bet match).  The undercard featured an additional "Luchas de Apuestas" match where both Ángel Azteca and Arkangel de la Muerte put their mask on the line, guaranteeing that one of them would be forced to unmask after the match.  The show featured three additional matches including the tournament finals of a tournament for the vacant Mexican National Trios Championship.  The event featured five professional wrestling matches with different wrestlers involved in pre-existing scripted feuds or storylines.  Wrestlers portray either villains (referred to as ""rudos"" in Mexico) or fan favorites (""technicos"" in Mexico) as they follow a series of tension-building events, which culminate in a wrestling match or series of matches. Ángel Azteca Jr. (born June 1, 1980) is a Mexican "Luchador" "Enmascarado", or masked professional wrestler, currently working for the Mexican professional wrestling promotion Consejo Mundial de Lucha Libre (CMLL).  He is not the actual son of "Luchador" Ángel Azteca, but got permission to use the name by the original before he died in 2007, Ángel Azteca Jr. is the son of Viente Negro.  Angel Azteca Jr.'s real name is not a matter of public record, as is often the case with masked wrestlers in Mexico where their private lives are kept a secret from the wrestling fans.  Ángel Azteca Jr. forms a trio called "Los Ángeles Celestiales" ("The Celestial Angels") along with Ángel de Oro and Ángel de Plata.  Ángel Azteca Jr. is Spanish for "Aztec Angel Jr."
Answer: Empresa Mexicana de Lucha Libre