1100s BC (decade)

Events and trends 
 1104 BC—Foundation of Cadiz, Spain.
 1100 BC—Tiglath-Pileser I of Assyria conquers the Hittites.
 c. 1100 BC—The Dorians invade Ancient Greece.
 c. 1100 BC—Mycenaean era ends with the destruction of that civilisation.
 c. 1100 BC—Late Minoan culture ends.
 c. 1100 BC—Greek Dark Ages begin.
 c. 1100 BC—Beginning of the proto-Villanovan culture in northern Italy.
 c. 1100 BC—The New Kingdom in Egypt comes to an end.
 c. 1100 BC—Shang Dynasty ends in China.
 c. 1102 BC—Maya Calendar counts time from this point.

 Significant people 
 King David is ruler over Israel.
 c. 1100 BC—Zarathustra is born.

 Inventions, discoveries, introductions 
 Alphabet made by Phoenicians.
 MUL.APIN made by Assyrians: an ancient catalog of constellations.