Index/Organizations/Office of Justice Programs

Office of Justice Programs

US federal government's main crime prevention research arm

Fact-Checks

40 results
Dec 8, 2025
Most Viewed

How much dry chlorine and brake fluid does it take to start a fire

Mixing granular pool chlorine (calcium hypochlorite) with polyethylene‑glycol‑based brake fluid produces a vigorous, often explosive exothermic reaction that can produce a “fierce fireball”; laborator...

Nov 27, 2025
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were is child porn legal

Child pornography is illegal in most countries, but laws, definitions, and enforcement vary widely: research cited in Wikipedia and NGO reports finds child pornography unlawful in a majority of states...

Nov 23, 2025
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Why did Black people commit more crimes?

Available sources show that Black people are disproportionately represented in arrests and homicide statistics in the U.S.—for example, one summary notes Black people accounted for 26.6% of arrests ov...

Dec 3, 2025

How do violent and property crime rates in Minneapolis neighborhoods with large Somali populations compare to citywide averages over the past decade?

Available public data sources list city and state crime dashboards but do not publish neighborhood crime rates explicitly tied to demographic groups; Minneapolis crime maps and Minnesota crime statist...

Dec 2, 2025

What are the main arguments of the National Rifle Association (NRA) against stricter gun control laws?

The NRA’s public opposition to stricter gun laws rests on three core claims: that many proposed measures infringe the Second Amendment and due process, that gun control fails to reduce crime and inste...

Dec 15, 2025

Does e.u. have lower crime than u.s

Available data and multiple cross-country studies show the United States has substantially higher homicide and many violent‑crime rates than the European Union and most Western European countries; for...

Dec 2, 2025

How many MS-13 members are estimated in the United States as of 2025?

Estimates of MS‑13’s U.S. membership vary by source: a Department of Justice fact sheet cited by USA Today says “over 10,000” MS‑13 members live in the United States , while multi‑year academic resear...

Nov 15, 2025

What are the FBI's Uniform Crime Reporting (UCR) Program statistics on murder rates by race?

FBI UCR “Expanded Homicide” tables show that when victim race is known, Black victims have comprised a plurality of murder victims in multiple recent years—for example, 51.6% in 2014 and 53.3% in 2018...

Nov 21, 2025

what percentage of people are killed by the police during a traffic stop?

Available sources do not provide a single, definitive percentage of people killed by police specifically during traffic stops; however, multiple datasets and analyses give partial figures and context....

Nov 22, 2025

how many MS 13 members are in the usa and where are they most

Estimates of MS‑13 membership vary widely by source: a commonly cited U.S. estimate is “up to 10,000” members in the United States , while broader academic work has estimated the gang’s global members...

Dec 13, 2025

How did U.S. Cold War policies influence CIA relationships with Latin American cartels?

Cold War U.S. policy in Latin America centered on stopping leftist movements and often meant the CIA backed coups, dictators and proxy forces — actions that scholars link to declines in democracy and ...

Dec 9, 2025

interracial crime

Crime in the United States is overwhelmingly same‑race: most violent crimes involve victims and offenders of the same race, and interracial violence is a minority of incidents (BJS and FBI reporting u...

Nov 29, 2025

How do state laws vary on releasing autopsy reports and death investigation records?

State laws vary widely on when autopsies are required, who can order them, and who may access autopsy reports or death-investigation records: some states require autopsies for deaths in custody or sus...

Jan 16, 2026

What regulations or policies govern police use of flash‑bangs and tear gas near residences, schools and childcare settings?

Local, state and agency policies — not a single comprehensive federal rule — primarily govern when police may use tear gas and flash‑bangs, and those rules vary widely: some jurisdictions bar or limit...

Dec 12, 2025

When is it legal to physically resist an arrest in [your state]?

You usually cannot lawfully use force to resist an arrest; many states criminalize resisting or obstructing officers even if the arrestee believes the arrest is unlawful (see summaries at Justia and N...

Nov 20, 2025

What are common plea deal components (sentence ranges, supervised release, registration requirements) in federal CSAM cases?

Federal plea deals in CSAM cases commonly include charge reductions or dropped counts, sentencing recommendations tied to the Federal Sentencing Guidelines, and collateral conditions such as supervise...

Dec 16, 2025

How does the angle of incidence affect the likelihood of a 30.06 bullet ricocheting off the spine or skull?

Angle of incidence strongly influences whether a .30‑06 bullet will ricochet: shallow, glancing impacts make ricochet far more likely; near‑perpendicular impacts increase penetration and fragmentation...

Nov 21, 2025

How do FBI Uniform Crime Reports break down murders by race in recent years?

The FBI’s Uniform Crime Reporting (UCR) system publishes homicide and offender data broken down by race through its Crime Data Explorer (CDE) and annual "Crime in the Nation" releases; the FBI reporte...

Jan 17, 2026

How have watchdogs documented instances of extremists employed in federal law enforcement historically, and what reforms were enacted?

Watchdog groups, academics and government reviewers have compiled decades of reports documenting episodes and patterns of extremists—particularly white supremacists and militia affiliates—serving in U...

Jan 16, 2026

How much of violent crime is intra‑racial versus inter‑racial, by race and crime type?

Most U.S. research finds that the majority of violent victimizations are intraracial — victims and offenders tend to be the same race — though the share varies by offender race and type of offense, an...