Question: Which documentary was created first, Where Have All the Flowers Gone? or American Pimp?

Context paragraphs:
Iceberg Slim: Robert Beck (born Robert Lee Maupin or Robert Moppins, Jr.; August 4, 1918 – April 28, 1992), better known as Iceberg Slim, was an American pimp who subsequently became an influential author among a primarily African-American readership.  Beck's novels were adapted into movies, and the imagery and tone of Beck's fiction have been acknowledged as an influence by several rap musicians, including Ice T and Ice Cube, whose names are homages to Beck.

Where Have All the Flowers Gone?: "Where Have All the Flowers Gone?"  is a modern folk-style song.  The melody and the first three verses were written by Pete Seeger in 1955 and published in "Sing Out! " magazine.  Additional verses were added in May 1960 by Joe Hickerson, who turned it into a circular song.

Joe Hickerson: Joe Hickerson (born October 20, 1935 in Highland Park, Illinois) ) is a noted folk singer and songleader.  A graduate of Oberlin College, for 35 years (1963–1998) he was Librarian and Director of the Archive of Folk Song at the American Folklife Center of the Library of Congress.  Joe is known for bringing together the original Russian text and his own verses to create the basis for "Where Have All the Flowers Gone? " in collaboration with Pete Seeger, and for participating in the first LP recording of "Kumbayah".  He is currently active as a lecturer, researcher, and performer, especially in New York State, Michigan, and the Chicago area.  As of 2013 he is living in Portland, Oregon.

Al Swearengen: Ellis Albert "Al" Swearengen (July 8, 1845 – November 15, 1904) was an American pimp and entertainment entrepreneur who ran the Gem Theater, a notorious brothel, in Deadwood, South Dakota for 22 years during the late 19th century.

Viscount Powerscourt: Viscount Powerscourt ( ) is a title that has been created three times in the Peerage of Ireland, each time for members of the Wingfield family.  It was created first in 1618 for the Chief Governor of Ireland, Richard Wingfield.  However, this creation became extinct on his death in 1634.  It was created a second time in 1665 for Folliott Wingfield.  He was the great-great-grandson of George Wingfield, uncle of the first Viscount of the 1618 creation.  However, the 1665 creation also became extinct on the death of its first holder in 1717.

Where Has Tommy Flowers Gone?: Where Has Tommy Flowers Gone?  is a play by Terrence McNally.

Valentine Browne, 1st Earl of Kenmare: Valentine Browne, 1st Earl of Kenmare (January 1754 – 3 October 1812) was the Seventh Baronet Browne.  He was created First Baron Castlerosse and First Viscount Kenmare on 12 February 1798, with the earlier peerages not being recognised.  He was created First Earl of Kenmare on 3 January 1801.

American Pimp: American Pimp is a 1999 documentary that examines the pimp subculture in the United States.  It was directed by the Hughes Brothers, the filmmakers behind "Menace II Society" and "Dead Presidents".

Where Have All the Flowers Gone? (film): Where Have All the Flowers Gone?  is a 2008 documentary film directed by Arturo Perez Jr. and produced by Arturo Perez Jr., Joel Sadler and Billy Troy.  Perez, Sadler, and Troy travel to San Francisco to recapture the Summer of Love more than 40 years previously.  The film premiered at the Wine Country Film Festival on August 4, 2008 and at San Francisco State University on September 26, 2008.

Hope Against Hope (album): Hope Against Hope is the 1988 debut studio album by Band of Susans, released in 1988 on Blast First.  The CD version includes their debut EP Blessing and Curse, which contains "Sometimes" and "Where Have All The Flowers Gone".  They were based in New York City.

Supporting paragraphs: Where Have All the Flowers Gone? (film) American Pimp
Answer: American Pimp