October 30 is the 303rd day of the year (304th in leap years) in the Gregorian calendar; 62 days remain until the end of the year. == Events == === Pre-1600 === 130 – Emperor Hadrian establishes the city of Antinoöpolis on the Nile in honour of his companion Antinous, creating a new Hellenizing foundation in Roman Egypt.
October 30 is the 303rd day of the year (304th in leap years) in the Gregorian calendar; 62 days remain until the end of the year. == Events == === Pre-1600 === 130 – Emperor Hadrian establishes the city of Antinoöpolis on the Nile in honour of his companion Antinous, creating a new Hellenizing foundation in Roman Egypt.
Source: Wikipedia "October 30" · CC BY-SA 4.0
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