Historical Events In 1123

Mar 18   On this day in history 1st Latern Council (9th ecumenical council) opens in Rome  

Aug 29   On this day in history death of king Eystein I of Norway (b. ca. 1088)  

Dec 04   Omar Khayyám, Persian poet, astronomer, mathematician, and philosopher (b. 1048) died in the year 1123.