Skip to main content

Histories Today

Today Jun 5
Search
🎂 Birthday
Explore
RSS

Sign in Register

866 in History

1 event found for 866

-100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90

Events by month

Events Births Deaths Holidays Selected

866

Basil I is crowned as co-emperor of the Byzantine Empire by Michael III

Basil I is crowned as co-emperor of the Byzantine Empire by Michael III

Histories Today

Explore history one day at a time — events, births, and deaths from across the centuries.

Explore 50,000+ historical events

Explore

Today in History
Search Events
Birthday Lookup
Browse Topics
Browse by Decade
Countries
Anniversaries
Events
Births
Deaths
Articles

Account

Sign In
Register
Guest Posts
Advertise

Feeds

RSS Feed
JSON Feed
Embed Widget

Legal

Privacy Policy
Cookie Policy
Terms
Disclaimer
About
Contact
FAQ

Daily History Fact

Get one historical event in your inbox every morning.

Follow Us

© 2026 Histories Today — Historical events, births & deaths.

We use cookies and local storage for core functionality, preferences, analytics, and advertising where enabled. Learn more

Send Feedback

Rating

★

★

★

★

★

Category

Message

Add Histories Today to your home screen for quick access.