Columbine High School Massacre — A Day That Changed America

🎬 Watch The Final Hours of Columbine

⚠️ Viewer discretion advised. Contains disturbing content based on real events.

On April 20, 1999, Eric Harris and Dylan Klebold carried out a meticulously planned attack on Columbine High School in Littleton, Colorado. Armed with firearms and homemade explosives, they killed 12 students and one teacher, injuring 24 others before taking their own lives.

The massacre shocked the world and ignited a national conversation about school safety, gun control, bullying, and media influence. It remains one of the most studied and debated crimes in modern history.

Investigators uncovered journals, videos, and digital footprints that revealed the attackers’ motives, planning, and psychological profiles. The event has since inspired documentaries, books, and policy reforms—but also controversy and misinformation.

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