Columbine High School massacre Columbine High School massacre The Columbine High School massacre was a school shooting that occurred on April 20, 1999, at Columbine High School in Columbine, an unincorporated area of Jefferson County (Jeffco), Colorado, United States, near Littleton in the Denver metropolitan area. The perpetrators, twelfth grade (senior) students Eric Harris and Dylan Klebold, murdered 12 students and one teacher. Ten students were murdered in the library, where the pair subsequently committed suicide. At the time, it was the deadliest school shooting ever. The crime has inspired several copycats, and "Columbine" has become a euphemism for a school shooting. They injured
Columbine High School massacre with a shooting in Jokela in Tuusula, Finland. He wore a shirt saying "Humanity is Overrated". The perpetrator of the Dawson College shooting wrote a note praising Harris and Klebold. The Tumblr fandom gained widespread media attention in February 2015 after three of its members conspired to commit a mass shooting at a Halifax mall on Valentine's Day. In 2017, two 15-year-old school boys from Northallerton, UK were charged with conspiracy to murder after becoming infatuated with the crime and "hero-worshipping" Harris and Klebold. Ralph Larkin wrote the Columbine massacre established a script for school shootings. Larkin examined twelve major