AI overview
I don't have sufficient context to write an accurate overview. The single word "decade" doesn't provide enough information about what "1100s" refers to specifically or why it matters. I would need more contextual details to avoid inventing facts.
AI-generated from the Wikipedia summary — may contain errors.
Article
The 1100s was a decade of the Julian Calendar which began on January 1, 1100, and ended on December 31, 1109.
Events