May 18 Omar Khayyám, Persian mathematician, poet and philosopher (d. 1131) was born in the year 1048.
May 25 On this day in history birth of emperor Shenzong of China (d. 1085)
Aug 09 Pope Damasus II [Poppo] dies in Rome, after reigning for only 23 days on this day in history.
Dec 13 Al-Biruni, Arabic royal astrologer, dies at 74 on this day in history.
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Important Dates And Events In History - Hisdates.Com