AI overview
I don't have enough context to write an accurate overview. You've indicated that "570" relates to a year, but without additional information about what happened in 570 or why it's historically significant, I cannot provide a reliable 2-sentence explanation.
AI-generated from the Wikipedia summary — may contain errors.
Article
The birth of Muhammad (c. 570–632)
Year 570 (DLXX) was a common year starting on Wednesday of the Julian calendar. The denomination 570 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.