Question: What was released first, The Anderson Platoon or Anvil! The Story of Anvil?

full_context: Document 1: The History of Heavy Metal: The History of Heavy Metal ("Hårdrockens historia") is a Swedish 2001 documentary movie made for TV spanning through the timeline of heavy metal music. It starts with the roots of heavy metal and ends with the metal of present times. Through interviews and archive material, the movie tries to give answers on many questions, including "which was the first heavy metal band?". It was produced by Malik Bendjelloul and edited by Mikael Björnsson and Johan Larsson for Barracuda Film & TV.
Document 2: Anvil! The Story of Anvil: Anvil! The Story of Anvil is a 2008 rockumentary film about the Canadian heavy metal band Anvil. The film is directed by screenwriter Sacha Gervasi, in his directorial debut, and features interviews with other musicians who have been influenced by the band, including Slash, Tom Araya, Lemmy, Scott Ian, and Lars Ulrich.
Document 3: This Is Thirteen: This Is Thirteen is the thirteenth studio album by Canadian heavy metal band Anvil. The original release of "This Is Thirteen" has 13 tracks to coincide with the album title. Some tracks are included in the movie "Anvil! The Story of Anvil", which devotes some time to the recording of the album, specifically the song "Game Over". In addition, "Burning Bridges" is heard in "Final Destination 4", but is not on the soundtrack to that film. This Is Thirteen sold over 1,400 copies in its first week of release in the U.S. and by 2009 it had sold over 7,300 copies in the U.S.
Document 4: The Fog of War: The Fog of War: Eleven Lessons from the Life of Robert S. McNamara is a 2003 American documentary film about the life and times of former U.S. Secretary of Defense Robert S. McNamara illustrating his observations of the nature of modern warfare. The film was directed by Errol Morris and features an original score by Philip Glass. The title derives from the military concept of the "fog of war" depicting the difficulty of making decisions in the midst of conflict.
Document 5: Restrepo (film): Restrepo is a 2010 American documentary film about the Afghanistan war, directed by American journalist Sebastian Junger and British photojournalist Tim Hetherington.
Document 6: El Salvador: Another Vietnam: El Salvador: Another Vietnam is a 1981 American documentary film directed by Glenn Silber. This political documentary illustrates the turbulent history of El Salvador from the 1920s-1970s, and the role of the U.S. government in that history. As the title suggests, the presence of U.S. military advisors in a military dictatorship fighting guerrilla factions that are labeled communist is highly reminiscent of the beginnings of the U.S. escalation of the war in Vietnam. It was nominated for the Academy Award for Best Documentary Feature.
Document 7: Mitch Anderson (director): Mitch Anderson is a Romanian-born American film director, producer, writer, researcher and editor. He is the only son of former political dissidents of the Stalinist era. His first film, "The World Without US", explores what might happen if the United States were to leave the international arena, rescind its global reach and return to being a non-interventionist nation.
Document 8: Anvil Is Anvil: Anvil Is Anvil is the sixteenth studio album by Canadian heavy metal band Anvil. The album was produced by Martin Pfeiffer and was released on February 26, 2016. It is the first Anvil album to feature bassist Chris Robertson.
Document 9: The Black Sabbath Story, Vol. 2: The Black Sabbath Story Vol. 2 - 1978-1992 is a documentary video about the biography of the heavy metal band Black Sabbath. It is the follow-up to "The Black Sabbath Story Vol. 1 - 1970-1978", and it's about their story from the leaving of Ozzy Osbourne to the recording of Dehumanizer, discussing the line-up changes Black Sabbath experienced during the period between 1978 and 1992. In addition to comments by the storic members Geezer Butler and Tony Iommi, there are interviews with other people that have been in the band, like Ronnie James Dio, Ian Gillan, Cozy Powell and Vinny Appice. There are also live clips and video clips of various songs. In 2002 a DVD Version has been released, with 19 min of never-seen footage, not included in the previous VHS Version.
Document 10: Hope in Hell: Hope in Hell is the fifteenth studio album by Canadian heavy metal band Anvil. It was released on May 24, 2013 in Germany, May 27 in the rest of Europe and May 28 in North America. The album was produced by Bob Marlette, who, according to Steve "Lips" Kudlow, contributed a lot to songwriting and arrangements with his skills. The whole album was written by Lips and Robb Reiner alone. In some songs Lips was inspired by his love of "heavy rock 'n' roll", which made him feel he "found his way home" to the time when they did their first record, "Hard 'n' Heavy". It is the only Anvil album to feature bassist Sal Italiano.
Document 11: Global Metal: Global Metal is a 2007 documentary film directed by Scot McFadyen and Canadian anthropologist Sam Dunn. It is a follow-up to their successful 2005 documentary, "". The film's international premiere took place at the Bergen International Film Festival on October 17, 2007. "Global Metal" aims to show the impact of globalization on the heavy metal underground as well as how different people from different cultures are transforming heavy metal music.
Document 12: The World of Charlie Company: The World of Charlie Company is a one-hour film documentary produced by CBS News in 1970 that shows what life was like in the jungles of South Vietnam for a rifle company of American soldiers fighting regular units of the North Vietnamese Army.
Document 13: The Anderson Platoon: The Anderson Platoon (French: "La Section Anderson" , released in 1966 in Europe, 1967 in the US) is a documentary feature by Pierre Schoendoerffer about the Vietnam War, named after the leader of the platoon - Lieutenant Joseph B. Anderson - with which Schoendeorffer was embedded. Two decades later, a sequel was released as "Reminiscence".
Document 14: Winter Soldier (film): Winter Soldier is a 1972 documentary film chronicling the Winter Soldier Investigation which took place in Detroit, Michigan, from January 31 to February 2, 1971. The film documents the accounts of American soldiers who returned from the War in Vietnam, and participated in this war crimes hearing.
Document 15: Max Anderson (director): Maxim Anderson (25 April 1914 in London, England – 10 July 1959) was a British director and producer of documentaries. He worked with the GPO Film Unit from 1936 onwards, and later changed to Crown Film Unit. He directed documentaries such as "The Harvest Shall Come" (1942) and "Four Men in Prison" (1950).
ground_truth: The Anderson Platoon