621 BC
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Events
Science and Technology
- Fourth year of the reign of the Babylonian king Nabopolassar ( 622-621 BC): The proclaimed leap month Addaru II begins on March 4.
- Fifth year of the reign of the Babylonian king Nabopolassar ( 621-620 BC): In the Babylonian calendar the beginning of the first Nisannu falls on the 2nd - 3rd April; the full moon in Nisannu on the 15th - 16th April and the first Tašritu on the 25th - 26th September.
Comments
- Year ( 7th century BC)
- 621 BC