Our Mission
On This Day in History is a free educational platform dedicated to making history accessible, interconnected, and engaging. We believe that understanding the past — one day at a time — helps us make sense of the present and build a better future.
What We Cover
Our knowledge base spans thousands of years of human history, organised into an interconnected graph of events, people, places, and topics:
- 43,000+ historical events — from ancient civilisations to the modern era, covering politics, science, culture, warfare, exploration, and more.
- 5,600+ historical figures — monarchs, scientists, artists, activists, and everyday people who shaped the world.
- Every day of the year — discover what happened on any calendar date.
- Topics, locations & eras — explore history by theme, geography, or time period.
Our Approach
Every event page links to the people involved, the location where it happened, related events before and after, and the broader topic. This interconnected structure lets you explore history as a web of cause and effect — not just isolated facts.
We enrich our data with information from trusted sources including Wikipedia and other publicly available historical references. Where possible, we link to source material so you can dig deeper.
Accuracy & Corrections
We strive for accuracy, but with tens of thousands of entries spanning millennia, errors are inevitable. If you spot a mistake — a wrong date, a misattributed quote, or a factual inaccuracy — please let us know via our corrections page. We take every report seriously and update our records promptly.
For Educators & Students
On This Day in History is a valuable resource for classrooms, research, and self-directed learning. Teachers are welcome to reference our content in educational materials. If you have suggestions for how we can better serve the educational community, please get in touch.
Get in Touch
Have a question, suggestion, or partnership inquiry? We'd love to hear from you.