Question:  Which band, Mayday Parade or Killing Joke, is an American rock band?

full_context: Document 1: Joy Division: Joy Division were an English rock band formed in 1976 in Salford, Greater Manchester. Originally named Warsaw, the band consisted of singer Ian Curtis, guitarist and keyboardist Bernard Sumner, bass player Peter Hook, and drummer Stephen Morris.
Document 2: Extremities, Dirt and Various Repressed Emotions: Extremities, Dirt and Various Repressed Emotions is the eighth studio album by English rock band Killing Joke, recorded in August 1990 and in November 1990 by record label Noise. This is the only Killing Joke album to feature drummer Martin Atkins (formerly of Public Image Ltd and Brian Brain).
Document 3: Mayday Parade discography: The discography of Mayday Parade, an American rock band, consists of five studio albums, two extended plays, and 14 singles. As of July 2013, the band sales stood at 600,000 albums and 3,000,000 songs sold.
Document 4: A Lesson in Romantics: A Lesson in Romantics is the debut studio album by American rock band Mayday Parade. The band resulted from the merger of Kid Named Chicago and Defining Moment. In June 2006 the band released an EP, "Tales Told by Dead Friends", which they sold to people by following the 2006 edition of Warped Tour and offering copies; it eventually sold 10,000 copies. The band signed to Fearless Records in August. "A Lesson in Romantics" was recorded in early 2007 with producers Zack Odom and Kenneth Mount. Vocalist/guitarist Jason Lancaster left the band in March 2007 citing a lack of writing credit on the band's releases. Prior to the release of "A Lesson in Romantics", "Black Cat", "When I Get Home, You're So Dead", and "Jamie All Over" were made available for streaming. After the album's release, the band participated in the 2007 edition of Warped Tour.
Document 5: Mayday Parade: Mayday Parade is an American rock band from Tallahassee, Florida. Their debut EP "Tales Told by Dead Friends" was released in 2006, and sold over 50,000 copies without any label support. In July 2007, Mayday Parade released their debut album "A Lesson in Romantics". After signing to Fearless in 2006, the band also signed onto a major label with Atlantic in 2009. Their second studio album, "Anywhere but Here" was released in October 2009 and their third album, entitled "Mayday Parade", was released in October 2011. Mayday Parade's fourth album, titled "Monsters in the Closet", was released in October 2013. Their fifth album, titled "Black Lines", was released October 2015.
Document 6: Mayday Parade (album): Mayday Parade is the third studio album by American rock band Mayday Parade. It was released by Fearless on October 4, 2011.
Document 7: Change (Killing Joke song): Change is a song by English rock band Killing Joke that first appeared on the US release of their 1980 self-titled debut album. This same version of "Change" was released as the B-side of the band's single "Requiem". A version of the song recorded at a John Peel session on 5 March 1980 was issued that month as a limited-edition promotional single, available at gigs and without advertisement from the band's Malicious Damage label.
Document 8: Pandemonium (Killing Joke album): Pandemonium is the ninth studio album by English rock band Killing Joke, released on 2 August 1994 by record label Butterfly. This album marked Killing Joke's return after a four-year-long hiatus, the longest the band has taken since it was initially founded. This album also featured the return of founding member Youth, who replaced Paul Raven on bass.
Document 9: Killing Joke: Killing Joke are an English rock band formed in October 1978 in Notting Hill, London, England. The original line-up included Jaz Coleman (vocals, keyboards), Paul Ferguson (drums), Geordie Walker (guitars) and Youth (bass).
Document 10: A Day to Remember discography: The discography of American rock band A Day to Remember consists of six studio albums, three video albums, three extended plays and thirteen singles. The band signed to Indianola in February 2005 and released their debut album "And Their Name Was Treason" a few months later. Their second album, "For Those Who Have Heart", was released in January 2007 and peaked at number 17 on the Heatseekers Album chart in the US; a re-release charted at number 43 on the Independent Albums chart in the US. Released in February 2009, "Homesick" charted at number 21 on the "Billboard" 200 chart and at number 1 on the Independent Albums chart. From the album, only the "Have Faith in Me" single charted; at number 40 on the Alternative Songs chart. Second single "Downfall of Us All" and album track "If It Means a Lot to You" were both certified Gold by the RIAA for 500,000 downloads each. Fourth album "What Separates Me from You" (2010) debuted at number 11 on the "Billboard" 200 and its lead single "All I Want" peaked at number 12 on the Alternative Songs chart. Fifth album "Common Courtesy" (2013) was first released only digitally due a legal label dispute; a physical release followed later. The band released their sixth album, "Bad Vibrations", in 2016.
Document 11: Ha (Killing Joke album): "Ha" or "Ha": Killing Joke Live is the first commercially distributed live recording by English rock band Killing Joke. It was recorded at Larry's Hideaway in Toronto, Ontario, Canada on 9 and 10 August 1982, and released on 4 November by record label Virgin.
Document 12: Anywhere but Here (Mayday Parade album): Anywhere but Here is the second studio album by American rock band Mayday Parade. In January 2009 the band started writing "Anywhere but Here", working with several co-writers. The band signed to Atlantic in March 2009. Later that month, the band started recording at House of Loud in Elmwood Park, New Jersey. The album's production was handled by producer David Bendeth. "The Silence" was released as a single in August and was followed by "Anywhere but Here", released through Fearless Records, a couple of months later. "Kids in Love" was released as a single in May 2010. "Anywhere but Here" was released as a single in September.
Document 13: Black Lines: Black Lines is the fifth studio album by American rock band Mayday Parade. Recording was done between March and May 2015 with producer Mike Sapone in New York. "Keep in Mind, Transmorgrification Is a New Technology" was released as a single in July. "Letting Go" was released as a single in October with the album, released through Fearless, following shortly after. The album charted at number 21 in the U.S.
Document 14: Killing Joke (1980 album): Killing Joke is the debut studio album by English rock band Killing Joke. It was released in August 1980 by record label E.G.
Document 15: Killing Joke (2003 album): Killing Joke is the eleventh studio album by English rock band Killing Joke, released on 28 July 2003 by record label Zuma Recordings.
ground_truth: Mayday Parade