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Criminal law and penal justice

3,576 articles

Ming Sen Shiue

Ming Sen Shiue kidnapped teacher Mary Stauffer and her daughter in Minnesota in 1980, killed 6-year-old Jason Wilkman, drew landmark sentencing rulings on body concealment, and was civilly committed in 2011.

Miranda v. Arizona

Miranda v. Arizona, 384 U.S. 436 (1966), the Warren Court's 5–4 landmark, requires police to warn custodial suspects of silence and counsel rights before interrogation; it created the Miranda warning and the exclusion of unwarned statements.

Miryang gang rape

The Miryang gang rape (밀양 집단 성폭행 사건) was a 2004 case in which 44 male high school students from Miryang, South Korea, sexually assaulted a Ulsan middle school girl over a year; it became a national scandal over police mistreatment of victims, an NHRC inquiry, and a 2008 Supreme Court state compensation ruling.

Miscarriage of justice

Miscarriage of justice: an unjust or improper judicial outcome, chiefly wrongful conviction of the innocent. Key causes include eyewitness misidentification, false confessions, and flawed forensic evidence; remedies span CCRC review and compensation schemes.

Misdemeanor

Misdemeanor: a criminal offense less serious than a felony, typically punishable by under 12 months in jail. About ten million US misdemeanor cases are filed yearly, vastly outnumbering felonies, with major collateral consequences.

Mississippi State Penitentiary

Mississippi State Penitentiary, also called Parchman or Parchman Farm, is Mississippi's oldest prison, opened in 1901 on about 18,000 acres in Sunflower County; it houses death row, hosts executions, and was the subject of the Gates v. Collier litigation and 2022 DOJ findings.

Mitsero murders

The Mitsero murders were seven killings of migrant women and two children by Cypriot National Guard captain Nicos Metaxas (alias Orestes35) between 2016 and 2018, uncovered in April 2019 near Mitsero, Cyprus's first serial killer case.

Mock execution

Mock execution: simulated killing making a victim believe death is imminent, also called fake or staged execution. A form of psychological torture prohibited under the ICCPR and UN human rights findings, documented in Iraq and Iran cases.

Model Penal Code

The Model Penal Code (MPC), formally the Model Penal and Correctional Code, is a 1962 American Law Institute model criminal code drafted under Herbert Wechsler; 37 states adopted parts of it, and its mens rea and attempt doctrines shaped U.S. criminal law.

Moe Greene

Moe Greene is the fictional Jewish mobster and Las Vegas casino owner in The Godfather, played by Alex Rocco, modeled on Bugsy Siegel and killed by a shot through the eye, the "Moe Greene Special."

Moe incest case

The Moe incest case is an Australian criminal case from Moe, Victoria, in which a man was sentenced in 2010 to over 22 years in prison for decades of incest against his daughter.

Mohamed Amra

Mohamed Amra, alias "La Mouche" (The Fly), born 1994 in Rouen, is a French drug trafficker freed by an armed commando at the Incarville toll booth on May 14, 2024, in an attack killing two prison officers, then recaptured in Bucharest in February 2025 and held in France's high-security prisons.

Moisés Vieites

Moisés Vieites was a Cuban lawyer and judicial writer of Havana who worked on penal-law reform and was nominated for the 1934 Nobel Peace Prize.

Money laundering

Money laundering conceals the criminal origin of proceeds through placement, layering, and integration. Also called AML's target offense; governed by FATF standards since 1989; estimated at 2-5% of global GDP.

Mongols Motorcycle Club

Mongols Motorcycle Club (Mongol Nation, Mongols MC), founded December 5, 1969 in Montebello, California, is a predominantly Hispanic 1% outlaw motorcycle club, rival of the Hells Angels, subject of RICO prosecutions and a trademark forfeiture case.

Mongrel Mob

The Mongrel Mob, also known as the Mighty Mongrel Mob, is a New Zealand street gang formed in the late 1960s and known for its red colors and bulldog emblem.

Monster of Florence

Monster of Florence (Il Mostro di Firenze): unidentified killer of eight double murders, 16 victims, near Florence 1968–1985, using a Beretta .22 series 70 with Winchester H cartridges. Pacciani and the Compagni di Merende were convicted; key verdicts fell; the case remains unsolved.

Montie Rissell

Montie Ralph Rissell, American serial killer who raped and murdered five women in Alexandria and Fairfax County, Virginia, 1976-77; five life sentences; FBI profiling subject; Mindhunter figure.

Moondyne Joe

Moondyne Joe, also known as Joseph Bolitho Johns, was a Western Australian convict and bushranger. He was famous for his repeated, audacious escapes from custody in the 1860s.

Moors murders

Moors murders: 1963-1965 child murders by Ian Brady and Myra Hindley of five victims, including Keith Bennett, buried on Saddleworth Moor; convictions at Chester Assizes 1966; Bennett's body never found, investigation open.

Moral panic

Moral panic: a sociological concept from Stanley Cohen's Folk Devils and Moral Panics (1972) describing exaggerated public fear of a folk devil threat, with stages, models, critiques, and social media extensions.

Moral turpitude

Moral turpitude is a legal term for base, vile, or depraved conduct; a 'crime involving moral turpitude' (CIMT) triggers US deportation, inadmissibility, and attorney discipline, despite having no statutory definition.

Morrissey v. Brewer

Morrissey v. Brewer, 408 U.S. 471 (1972), the U.S. Supreme Court parole revocation due process case: requires a preliminary probable-cause hearing and a final revocation hearing with six minimum procedural safeguards, extended to probationers by Gagnon v. Scarpelli.

Moses Sithole

Moses Sithole (born 1964), the ABC Killer, is a South African serial killer and rapist who murdered women in Atteridgeville, Boksburg and Cleveland; convicted in 1997 of 38 murders, 40 rapes and 6 robberies, sentenced to 2,410 years.

Motor vehicle theft

Motor vehicle theft, also called car theft or auto theft, is the theft or attempted theft of a self-propelled land vehicle. Covers US definition, Dyer Act of 1919, immobilizer-driven declines, and 2025 US thefts of 659,880.

Moving violation

Moving violation: a traffic law breach committed by a driver while the vehicle is moving, also called a moving traffic offense. Distinguished from parking, equipment, and paperwork violations; typically strict liability; carries license points, fines, insurance effects, and possible disqualification.

Mr Cruel

Mr Cruel is an unidentified man who attacked girls in Melbourne homes in the late 1980s and is the chief suspect in Karmein Chan's 1991 murder.

MS-13

MS-13 (Mara Salvatrucha) is a violent street gang founded in 1980s Los Angeles by Salvadoran civil war refugees, spread to Central America by US deportations, structured in cliques, and designated a Foreign Terrorist Organization by the US in 2025.

Mug shot of Donald Trump

Booking photograph of Donald Trump, inmate P01135809, taken August 24, 2023 at Fulton County Jail, Atlanta, on 13 Georgia election-subversion felony counts; first mug shot of a US president, released within an hour.

Mugging

Mugging: informal term for robbery, the theft from a person using force or threat of force, typically street robbery. Not a legal offence in English law; entered British usage after the 1972 Arthur Hills killing and analyzed by Hall et al. as a moral panic.