Sean “Diddy” Combs was convicted Wednesday of prostitution-related offenses under the federal Mann Act, an anti-sex trafficking law with a century-old history.
Though he was acquitted of more serious charges, Combs was still convicted of flying people around the country, including his girlfriends and male sex workers, to engage in paid sexual encounters.
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FILE - Boxer Jack Johnson, the first Black world heavyweight champion, poses in New York City, 1932. (AP Photo/File)
FILE - R&B singer R. Kelly, center, arrives at the Leighton Criminal Court building for an arraignment on sex-related felonies in Chicago, June 26, 2019. (AP Photo/Amr Alfiky, File)
FILE - Sean "Diddy" Combs arrives at the LA Premiere of "The Four: Battle For Stardom" at the CBS Radford Studio Center, May 30, 2018, in Los Angeles. (Photo by Willy Sanjuan/Invision/AP, File)
In this courtroom sketch, Sean "Diddy" Combs, rights, leads his family in a prayer before the verdict was read, convicting him of prostitution-related offenses but acquitting him of sex trafficking and racketeering charges, Wednesday, July 2, 2025, in Manhattan federal court in New York. (Elizabeth Williams via AP)
Over the years, the law has been applied to prominent convictions, including R&B superstar R. Kelly, British socialite Ghislaine Maxwell, musician Chuck Berry and more than a century ago, boxer Jack Johnson.
Its broad wording and a subsequent Supreme Court interpretation once allowed prosecutors to bring cases against interracial couples, and eventually many others in consensual relationships, according to Cornell Law School's Legal Information Institute.
The law was amended in the 1980s and today it is primarily used for prosecuting interstate prostitution crimes or people accused of taking underage children across state lines for sexual purposes.
Here's what to know about the law.
In 1910, Congress passed the bill, which was named after Republican U.S. Rep. James Robert Mann of Illinois.
It’s also known as the “White-Slave Traffic Act” of 1910.
Combs was convicted of counts involving two former girlfriends: the R&B singer Cassie and a woman who testified under the pseudonym Jane.
Both women said at trial that Combs had pressured them into degrading sex marathons with strangers, who were paid for the sexual performances. Jane said she was once beaten by Combs for declining to participate. Cassie said that when she tried to walk out of one such event, Combs beat her and dragged her down a hotel hallway.
Combs was acquitted of sex trafficking and racketeering charges but convicted of transporting people to engage in prostitution.
The 1910 law originally prohibited the interstate or foreign commerce transport of “any woman or girl for the purpose of prostitution or debauchery, or for any other immoral purpose.” It followed a 1907 congressionally appointed commission to look into the issue of immigrant sex workers, with the view that a girl would only enter prostitution if drugged or held captive, according to Cornell’s Legal Information Institute.
The law was used to secure a conviction against Jack Johnson, who became the first Black boxer to win a world heavyweight title in 1910. Johnson was convicted in 1913 by an all-white jury for traveling with his white girlfriend, who worked as a sex worker, in violation of the Mann Act.
(President Donald Trump posthumously pardoned Johnson in 2018, saying Johnson had served 10 months in prison “for what many view as a racially motivated injustice.”)
In a 1917 Supreme Court case, the justices ruled that “illicit fornication,” even when consensual, amounted to an "immoral purpose,” according to Cornell’s Legal Information Institute.
A 1986 update made the law gender-neutral and effectively ended the act’s role in trying to legislate morality by changing “debauchery” and “immoral purpose” to “any sexual activity for which any person can be charged with a criminal offense.”
The act received additional amendments in 1978 and 1994 to address issues of sexual exploitation of children.
Nevertheless, Combs ' legal team made a motion last February to dismiss a Mann Act charge, writing that the law “has a long and troubling history as a statute with racist origins."
Prosecutors said there was nothing racist about pursuing charges under the act. Most of Combs' accusers are people of color.
FILE - Boxer Jack Johnson, the first Black world heavyweight champion, poses in New York City, 1932. (AP Photo/File)
FILE - R&B singer R. Kelly, center, arrives at the Leighton Criminal Court building for an arraignment on sex-related felonies in Chicago, June 26, 2019. (AP Photo/Amr Alfiky, File)
FILE - Sean "Diddy" Combs arrives at the LA Premiere of "The Four: Battle For Stardom" at the CBS Radford Studio Center, May 30, 2018, in Los Angeles. (Photo by Willy Sanjuan/Invision/AP, File)
In this courtroom sketch, Sean "Diddy" Combs, rights, leads his family in a prayer before the verdict was read, convicting him of prostitution-related offenses but acquitting him of sex trafficking and racketeering charges, Wednesday, July 2, 2025, in Manhattan federal court in New York. (Elizabeth Williams via AP)
CRANS-MONTANA, Switzerland (AP) — Dozens of people are presumed dead and about 100 injured, most of them seriously, following a fire at a Swiss Alps bar during a New Year’s celebration, police said Thursday.
“Several tens of people” were killed at the bar, Le Constellation, Valais Canton police commander Frédéric Gisler said.
Work is underway to identify the victims and inform their families but “that will take time and for the time being it is premature to give you a more precise figure," Gisler said.
Beatrice Pilloud, attorney general of the Valais Canton, said it was too early to determine the cause of the fire. Experts have not yet been able to go inside the wreckage.
“At no moment is there a question of any kind of attack,” Pilloud said.
Officials called the blaze an “embrasement généralisé,” a firefighting term describing how a blaze can trigger the release of combustible gases that can then ignite violently and cause what English-speaking firefighters would call a flashover or a backdraft.
“This evening should have been a moment of celebration and coming together, but it turned into a nightmare,” said Mathias Rénard, head of the regional government.
The injured were so numerous that the intensive care unit and operating theater at the regional hospital quickly hit full capacity, Rénard said.
Helicopters and ambulances rushed to the scene to assist victims, including some from different countries, officials said.
“We are devastated,” Frédéric Gisler, commander of the Valais Cantonal police, said during a news conference.
The injured were so numerous that the intensive care unit and operating theater at the regional hospital quickly hit full capacity, according to regional councilor Mathias Rénard.
The municipality had banned New Year’s Eve fireworks due to lack of rainfall in the past month, according to its website.
In a region busy with tourists skiing on the slopes, the authorities have called on the local population to show caution in the coming days to avoid any accidents that could require medical resources that are already overwhelmed.
The community is in the heart of the Swiss Alps, just 40 kilometers (25 miles) north of the Matterhorn, one of the most famous Alpine peaks, and 130 kilometers (81 miles) south of Zurich.
The highest point of Crans-Montana, with a population of 10,000 residents, sits at an elevation of nearly 3,000 meters (1.86 miles), according to the municipality’s website, which says officials are seeking to move away from a tourist culture and attract high-tech research and development.
The municipality was formed only nine years ago, on Jan. 1, 2017, when multiple towns merged. It extends over 590 hectares (2.3 square miles) from the Rhône Valley to the Plaine Morte glacier.
Crans-Montana is one of the top race venues on the World Cup circuit in Alpine skiing and will host the next world championships over two weeks in February 2027.
In four weeks’ time, the resort will host the best men’s and women’s downhill racers for their last events before going to the Milan Cortina Olympics, which open Feb. 6.
Crans-Montana also is a premium venue in international golf. The Crans-sur-Sierre club stages the European Masters each August on a picturesque course with stunning mountains views.
From left, Mathias Reynard, State Councillor and president of the Council of State of the Canton of Valais, Stephane Ganzer, State Councillor and head of the Department of Security, Institutions and Sport of the Canton of Valais, Frederic Gisler, Commander of the Valais Cantonal Police, Beatrice Pilloud, Attorney General of the Canton of Valais and Nicole Bonvin-Clivaz, Vice-President of the Municipal Council of Crans-Montana during a press conference in Lens, following a fire that broke out at the Le Constellation bar and lounge leaving people dead and injured, during New Year’s celebration, in Crans-Montana, Swiss Alps, Switzerland, Thursday, Jan. 1, 2026. (Alessandro della Valle/Keystone via AP)
A skier walks in the area where a fire broke out at the Le Constellation bar and lounge leaving people dead and injured, during New Year’s celebration, in Crans-Montana, Swiss Alps, Switzerland, Thursday, Jan. 1, 2026. (Alessandro della Valle/Keystone via AP)
A banner stating that fireworks are prohibited due to the risk of fire is pictured near the area where a fire broke out at the Le Constellation bar and lounge leaving people dead and injured, during New Year’s celebration, in Crans-Montana, Swiss Alps, Switzerland, Thursday, Jan. 1, 2026. (Alessandro della Valle/Keystone via AP)
Police officers inspect the area where a fire broke out at the Le Constellation bar and lounge leaving people dead and injured, during New Year’s celebration, in Crans-Montana, Swiss Alps, Switzerland, Thursday, Jan. 1, 2026. (Alessandro della Valle/Keystone via AP)
Police officers inspect the area where a fire broke out at the Le Constellation bar and lounge leaving people dead and injured, during New Year’s celebration, in Crans-Montana, Swiss Alps, Switzerland, Thursday, Jan. 1, 2026. (Alessandro della Valle/Keystone via AP)
Police officers inspect the area where a fire broke out at the Le Constellation bar and lounge leaving people dead and injured, during New Year’s celebration, in Crans-Montana, Swiss Alps, Switzerland, Thursday, Jan. 1, 2026. (Alessandro della Valle/Keystone via AP)
Police officers inspect the area where a fire broke out at the Le Constellation bar and lounge leaving people dead and injured, during New Year’s celebration, in Crans-Montana, Swiss Alps, Switzerland, Thursday, Jan. 1, 2026. (Alessandro della Valle/Keystone via AP)