Columbine High School massacre

E317029

The Columbine High School massacre was a 1999 school shooting in Littleton, Colorado, in which two students murdered 13 people and wounded many others before killing themselves, becoming a defining event in debates over gun violence and school safety in the United States.

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Statements (61)

Predicate Object
instanceOf attack on a school
high school shooting
mass murder
mass shooting
school shooting
terrorist incident
aftermath creation of memorials for victims
lawsuits against school and law enforcement
alsoKnownAs Columbine High School massacre
surface form: Columbine High School shooting

Columbine High School massacre
surface form: Columbine massacre
country United States of America
surface form: United States
date 1999-04-20
impact became cultural reference point for school violence
increased focus on bullying and school climate
influenced law enforcement active shooter protocols
influenced school safety policies in the United States
sparked national debate on gun control in the United States
inPopularCulture inspiration for fictional works about school shootings
subject of documentaries
subject of numerous books
legalReform changes to juvenile justice and threat assessment practices
location Columbine High School
Jefferson County, Colorado NERFINISHED
Littleton, Colorado
mediaCoverage extensive national media coverage in the United States
international media attention
memorial Columbine Memorial in Clement Park
motive desire for notoriety
personal grievances
revenge against school community
notablePhrase Columbine High School massacre self-linksurface differs
surface form: “Columbine” as shorthand for school shootings in the U.S.
notableVictim Cassie Bernall
Rachel Scott
numberOfDeaths 15
numberOfGunshotWoundsVictims 20+
numberOfInjured 20+
numberOfNonPerpetratorDeaths 13
numberOfPerpetrators 2
numberOfPerpetratorsKilled 2
numberOfVictimsKilled 13
perpetrator Dylan Klebold
Eric Harris
perpetratorStatus died by suicide
plannedDuration several months of planning
policeResponse Jefferson County Sheriff’s Office
relatedTopic copycat school shootings
gun control debate in the United States
media violence debate
zero-tolerance school discipline policies
school Columbine High School
schoolDistrict Jefferson County Public Schools (Colorado)
state Colorado
target staff at Columbine High School
students at Columbine High School
timePeriod late 1990s
weaponUsed Hi-Point 995 carbine
Intratec TEC-9 semi-automatic pistol
Savage-Springfield 67H shotgun
Stevens 311D double-barreled shotgun
improvised explosive devices
year 1999

Referenced by (6)

Full triples — surface form annotated when it differs from this entity's canonical label.

Bowling for Columbine mainSubject Columbine High School massacre
Columbine High School massacre alsoKnownAs Columbine High School massacre
this entity surface form: Columbine High School shooting
Columbine High School massacre alsoKnownAs Columbine High School massacre
this entity surface form: Columbine massacre
Columbine High School massacre notablePhrase Columbine High School massacre self-linksurface differs
this entity surface form: “Columbine” as shorthand for school shootings in the U.S.
Elephant inspiredBy Columbine High School massacre
subject surface form: Elephant (2003 film)