Historical Events In 1123

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

Aug 29   King Eystein I of Norway (b. ca. 1088) died on this day in history.  

Dec 04   Omar Khayyám, Persian poet, astronomer, mathematician, and philosopher (b. 1048) died on this day in history.