[15][71][72] Rival biker gangs of the Outlaws include the Devils Diciples,[17] the Diablos,[18] El Forastero,[8] the Galloping Goose,[8] the Hells Angels,[6] the Highwaymen,[19] the Iron Horsemen,[20] the Mongols,[22] the Pagans,[23] the Sons of Silence,[73] and the Warlocks.

[76][77] According to Assistant U.S. Attorney Gregory Kehoe and Sergeant Bob Faulkner of the Broward County Sheriff's Office, the chapter suffered severely from the absence of its charismatic leader, James "Big Jim" Nolan.

[76] Outlaws international president Harry "Taco" Bowman transferred Wayne "Joe Black" Hicks to the Fort Lauderdale chapter in order to revive the faltering South Florida faction.

[98] From 2001 or earlier, members and associates of the Outlaws and the Outfit colluded to oversee a gambling and burglary ring which was active primarily in and around Cicero but also operated throughout Illinois and in the neighboring states of Wisconsin, Michigan, and Indiana.

[101][102] The enterprise was headed by Michael "The Large Guy" Sarno, a "made man" in the Outfit, and his second-in-command, Mark "Pork Chop" Polchan, a "patched" member of the Outlaws.

[102] Through a business called Amusements Inc., the gang distributed electronic gambling devices to local bars and restaurants, with the enterprise and establishment owners each taking a share of the profits from the machines.

[105] Polchan and Samuel Volpendesto were arrested in the raids, and numerous weapons, including a live grenade, as well as police badges, a bulletproof vest and a stun gun were seized.

[124][126] On November 13, 1990, the Booze Runners, a gang founded and led by Kevin "Spike" O'Neill which was vying for chapter status in the Outlaws, bombed the Hell's Henchmen clubhouse in Rockford.

[94] On June 25, 1994, Outlaws Chicago chapter president Peter "Greased Lighting" Rogers was shot in the leg and through the intestines by two Hell's Henchmen, Melvin "Road" Chancey and David "Pulley" Ohlendorf,[137] while riding his motorcycle on the Dan Ryan Expressway.

Rogers was returning to Chicago from the Outlaws clubhouse in Gary, Indiana with his bodyguard, Anthony "Ace" Wallenberg, who exited the Expressway at Interstate 55 shortly before the shooting, when he was fired upon from behind.

[127] Michael "Mike" Coyne, the acting president of the gang's Rockford chapter, was targeted but discovered a bomb underneath his car before it exploded, and an explosive was detonated at the Hell's Henchmen clubhouse in Chicago.

[131] On June 7, 2001, Orville Cochran was charged with participating in Castle's murder, while Ronald Talmadge was alleged to have destroyed the car used in the killing, in a federal racketeering indictment in Wisconsin.

[140] On April 7, 1993, 74-year-old Morris Gauger and his 70-year-old wife Ruth were killed by Outlaws members Randall "Madman" Miller and James "Preacher" Schneider in a robbery attempt-gone-wrong on the couple's farm in Richmond.

[140] According to Schneider, who later turned state's evidence, the killings were sanctioned by Kevin "Spike" O'Neill, the president of the Outlaws "Stateline" chapter based in Janesville, Wisconsin.

[79] Yager and Milwaukee Outlaws chapter president Edward "Shock" Anastas reportedly threatened to authorities that if the Invaders appeared at the event "you'd better stop them at the gate or there's going to be bodies everywhere".

[131] On July 11, 2012, the Federal Bureau of Investigation (FBI) raided Outlaws clubhouses in Indianapolis and Fort Wayne and arrested 42 members for crimes ranging from mail fraud to money laundering.

[146][147] The Jefferson County Police Department raided the Outlaws clubhouse in the Lake Dreamland neighborhood of Louisville on January 25, 1970, arresting 21 members and a 23-year-old woman on charges of disorderly conduct.

[149] Three members of the Outlaws' Louisville chapter—David Hugh Walker, Thomas Charles Dentith, and James "Bean" Nail—were indicted on federal drug and weapons charges as a result of an investigation by a multiagency task force.

On March 26, 1984, former Louisville chapter president Nail pleaded guilty to selling one ounce of cocaine to an undercover Kentucky State Police detective on two occasions in 1983, and being a felon in possession of a firearm—a .45 caliber revolver—for which he was sentenced to seven years' imprisonment.

[150] On June 15, 2010, the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) carried out raids in seven U.S. states, including Maine, and arrested 27 members and associates of the Outlaws who were indicted by a federal grand jury in Virginia.

[94] On June 3, 2005, two Outlaws members, Stephan Stelmach and Brian McHugh, allegedly committed a racist attack on a Haitian man, Alan Baptiste, by punching him and hitting him with a ballpeen hammer at T.J.

Outlaws members Edward Anastas, Ronald Talmadge and Orville Cochran were charged with being involved in the events leading up to Quale's killing in a federal racketeering indictment in Wisconsin on June 7, 2001.

[158] The Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) carried out raids in North Carolina and six other U.S. states on June 15, 2010, arresting 27 Outlaws members and associates who had been indicted by a federal grand jury in Virginia.

[160] The Youngstown Outlaws chapter has been associated with the Pittsburgh crime family in contract killing, witness intimidation, debt collection, drug dealing, arson and assaults.

[178] In September 1985, Ronald "Huey" Scherrer, a member of an Outlaws chapter based in Armstrong County, and his partner, Karen "Level" Askey, were arrested after selling over 9,000 doses of LSD to an undercover Federal Bureau of Investigation (FBI) agent outside a Holiday Inn in Butler.

[179] On June 15, 2010, 27 Outlaws members and associates were arrested in raids carried out by the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) in seven U.S. states, including South Carolina, after being indicted by a federal grand jury in Virginia.

[151] Raids were carried out by the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) in Tennessee and six other U.S. states on June 15, 2010 after 27 Outlaws members and associates were indicted by a federal grand jury in Virginia.

[181] In September 2008, a group of over fifty Outlaw and Pagan bikers prepared to confront members of the Merciless Souls Motorcycle Cub, a gang affiliated with the Hells Angels, at Virginia Motorsports Park in Dinwiddie.

[192] The indictments primarily stemmed from the Outlaws' war against the Hells Angels and followed a four-year investigation by the Chicago and Milwaukee offices of the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF).

[193] Five of the bikers – Edward J. Anastas, Ronald A. Talmadge, Thomas E. Sienkowski, Scott L. Hammond and Gregory A. Mayer – were arrested during a series of coordinated raids, while the other, Orville J. Cochran, remained at large.