! style="width:6en" | Year || Event
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| 848 || Chaldean Settlements Balawat Gate 848 BC of [[Chaldean People]]. This is a royal gate assembled by ancient Assyrian King to reflect on their occupation of Chaldea and the ethnic Chaldean tribes. Reference is The British Museum.
[[File:Chaldean Settlements Balawat Gate 848 BC.PNG|thumb|Chaldean Settlements Balawat Gate 848 BC]]
Chaldean Settlements Balawat Gate 848 BC of [[Chaldean People]]. This is a royal gate assembled by ancient Assyrian King to reflect on their occupation of Chaldea and the ethnic Chaldean tribes. Reference is The British Museum.
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| 745 || [[File:Chaldeans in the Nimrud Letters 745 BC.PNG|thumb|Chaldeans in the Nimrud Letters 745 BC]]
[[Chaldean people]] and Chaldean cities are documented in 40 letters discovered with ancient Assyrian king Tiglath-pileser III during his military Campaigns and occupation of Chaldea and Chaldean cities.
Published by: University of Vienna, Department of Oriental Studies
https://www.jstor.org/stable/23864750
[[File:Chaldeans in the Nimrud Letters 745 BC.PNG|thumb|Chaldeans in the Nimrud Letters 745 BC]]
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| 1 to 300 || Chaldean Astronomy in the Last Three Centuries BC
[[File:Chaldean Astronomy in three centuries BC.PNG|thumb|Chaldean Astronomy in three centuries BC]]
An 8 page detailed research by the American Oriental Society published in 1955 describing the #Chaldean people impact on the world of science and astronomy. Listing Chaldean scientists from the 1st to 3rd Century BC such as Seleucus of Seleucia (south of #Baghdad and near #Babylon) and his contributions to #astronomy and study of stars and plants that impacted our knowledge until today.