AI overview
I don't have enough context to provide an accurate overview of "771" based solely on "calendar year." Without additional information about what "771" refers to—whether it's a historical event, person, publication, or something else from that year—I cannot write a factually accurate explanation.
AI-generated from the Wikipedia summary — may contain errors.
Article
Coin of Charlemagne (Carolus Magnus)
The year 771 (DCCLXXI) was a common year starting on Tuesday of the Julian calendar. The denomination 771 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.