ON THIS DAY
- Battles & Sieges
- 1097 (929 years ago) (1 July) The Crusaders defeated the Seljuks of Rum in the Battle of Dorylaeum. The Seljuks were led by Sultan Kılıç Arslan I.
- Births
- 0965 (1061 years ago) (1 July) Noted Muslim mathematician, astronomer and physicist, Hasan ibn Al-Haytham (known as Alhazen in the West) was born in Basra, Iraq.
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