Question: What year was John Haase's associate Curtis Warren born in?

Context paragraphs:
Petulia: Petulia is a 1968 American drama film directed by Richard Lester.  The screenplay by Lawrence B. Marcus is based on the novel "Me and the Arch Kook Petulia" by John Haase.  It was scored by John Barry.

Mike Curtis (American football): James Michael "Mike" Curtis (born March 27, 1943) is a former professional American football player for the Baltimore Colts, the Seattle Seahawks and the Washington Redskins, who played 14 seasons from 1965 to 1978 in the National Football League.  He was a four-time Pro Bowler in 1968, 1970, 1971 and 1974.  He was considered one of the meanest players of his era.  Although sacks were not official during the time he played, Curtis was a good blitzer, recording 22 sacks, including one in which a famous photograph was taken of Curtis tackling Roman Gabriel's head.  Curtis also picked off 25 passes and was named the AFC Defensive Player of the Year in 1970 by a panel of 101 sportswriters.

John Haase (criminal): John Haase (born 1948) is an English gangster, drug dealer and associate of Curtis Warren.

Curtis Warren: Curtis Francis Warren (born 31 May 1963) is an English gangster, who as Britain's most notorious drugs trafficker was formerly Interpol's Target One, and once listed on the Sunday Times Rich List.

Paul Grimes (criminal): Paul Grimes (born 26 May 1950) is a former gangster who, from an early age, was active in Liverpool's criminal underworld.  He has 38 criminal convictions and was involved in a range of violent and illegal activities.  He also set up legal businesses recycling scrap metal and disposing of waste.  He was rich, successful and at the top of the gangster hierarchy when his son Jason died of a heroin overdose in 1992, at the age of 21.  This tragedy led to Grimes becoming a police informer with the aim of bringing down the drug dealers who he felt had destroyed his son's life.  His evidence has led to successful prosecutions against high-profile dealers such as John Haase and Curtis Warren.  The information Grimes provided also led to his son Heath being jailed for five years.

Curtis Pitt: Curtis Warren Pitt (born 1 February 1977) is an Australian politician who has been an Australian Labor Party member of the Legislative Assembly of Queensland since 2009, representing the district of Mulgrave.  On 14 February 2015, he was sworn in as Treasurer of Queensland.

Richard Nixon Supreme Court candidates: President Richard Nixon entered office in 1969 with Chief Justice Earl Warren having announced his retirement from Supreme Court of the United States the previous year.  Nixon appointed Warren E. Burger to replace Earl Warren, and during his time in office appointed three other members of the Supreme Court: Associate Justices Harry Blackmun, Lewis F. Powell, and William Rehnquist.  Nixon also nominated G. Harrold Carswell and Clement Haynsworth for the vacancy that was ultimately filled by Blackmun, but the nominations were rejected by the United States Senate.  Nixon's failed Supreme Court nominations were the first since Herbert Hoover's nomination of John J. Parker was rejected by the Senate.

Mark Curtis (SWP member): Mark Stanton Curtis, (born 1959), is a former member of the American Socialist Workers Party (SWP).  Curtis was the subject of a defense campaign by the SWP after he was charged and convicted of sexually assaulting a 15-year-old girl in 1988.  The SWP and others of Curtis's defenders claimed that he had been framed by the police due to his politics and his trade union activities.  Curtis was paroled in 1996 after serving eight years of a 25-year sentence in Iowa State Penitentiary.

Curtis Warren Kamman: Curtis Warren Kamman (born January 15, 1939, in Chicago, Illinois) is a former career diplomat.

John Haase (author): "Not to be confused with the criminal John Haase"

Supporting paragraphs: John Haase (criminal) Curtis Warren
Answer: 1963