Why is the solar calendar in February only 28 or 29 days?
The original Roman calendar was issued by Romulus, the first emperor of Rome. His calendar is based on the Moon's cycle.The reason for February is only 28 or 29 days
Each calendar month has between 30 and 31 days, but February is only 28 or 29 days if it is a leap year, due to the retention of the previous Roman calendar.