This is a list of the most notable mass shootings in the United States that have occurred since 1900. Mass shootings are incidents involving several victims of firearm-related violence. The precise inclusion criteria are disputed, and there is no broadly accepted definition.

Jan 28, 2025 · Last year, the United States recorded 515 mass shootings, the lowest total in a year since 2019, before the pandemic began. 2021 remains the worst year for mass shootings in the US since...

Mass shootings are incidents involving multiple victims of firearm related violence. Definitions vary, with no single, broadly accepted definition. [1][2][3] One definition is an act of public firearm violence—excluding gang killings, domestic violence, or terrorist acts sponsored by an organization—in which a shooter kills at least four victims.

A mass shooting is a violent crime in which one or more attackers use a firearm to kill or injure multiple individuals in rapid succession. There is no widely accepted specific definition, and different organizations tracking such incidents use different criteria.

Nov 11, 2024 · The latest mass killing in the U.S. happened Sunday in Wichita, Kansas, after police found the bodies of four people and the suspected shooter inside three separate homes.

Jan 23, 2025 · mass shooting, as defined by the U.S. Federal Bureau of Investigation (FBI), an event in which one or more individuals are “actively engaged in killing or attempting to kill people in a populated area. Implicit in this definition is the shooter’s use of a firearm.”

Dec 17, 2024 · There have been more than 488 mass shootings across the US so far in 2024, according to the Gun Violence Archive, which defines a mass shooting as an incident in which four or more people...

Jan 2, 2025 · The Washington Post’s mass shooting database tracks gun violence events that left four or more people dead. See how many mass shootings occur each year.

Aug 11, 2023 · The FBI defines an active shooter as an individual actively engaged in killing or attempting to kill people in a populated area, but the definition of mass shooting is less clear.

5 days ago · Swedish police say the shooter who killed 10 people in the country’s worst mass shooting was connected to the adult education center where he opened fire with at least one rifle-like weapon. Sweden is reeling days after the country’s deadliest mass shooting left at least 11 people dead, including the gunman, as investigators continued to ...