AI overview
I can't write an accurate overview of "628" based only on "year" as context, since that single word doesn't provide enough information to explain what 628 refers to or why it matters. Could you provide additional context about what 628 is?
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Article
Coin of king Ardashir III (c. 621–630)
Year 628 (DCXXVIII) was a leap year starting on Friday of the Julian calendar. The denomination 628 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.