539 BC

Calendar year

Millennium:	1st millennium BC
Centuries:	7th century BC 6th century BC 5th century BC
Decades:	550s BC 540s BC 530s BC 520s BC 510s BC
Years:	542 BC 541 BC 540 BC 539 BC 538 BC 537 BC 536 BC

Politics
539 BC by topic
State leaders Political entities
Categories
Deaths
v t e

539 BC in various calendars
Gregorian calendar	539 BC DXXXIX BC
Ab urbe condita	215
Ancient Egypt era	XXVI dynasty, 126
- Pharaoh	Amasis II, 32
Ancient Greek era	60th Olympiad, year 2
Assyrian calendar	4212
Balinese saka calendar	N/A
Bengali calendar	−1131
Berber calendar	412
Buddhist calendar	6
Burmese calendar	−1176
Byzantine calendar	4970–4971
Chinese calendar	辛酉年 (Metal Rooster) 2159 or 1952 — to — 壬戌年 (Water Dog) 2160 or 1953
Coptic calendar	−822 – −821
Discordian calendar	628
Ethiopian calendar	−546 – −545
Hebrew calendar	3222–3223
Hindu calendars
- Vikram Samvat	−482 – −481
- Shaka Samvat	N/A
- Kali Yuga	2562–2563
Holocene calendar	9462
Iranian calendar	1160 BP – 1159 BP
Islamic calendar	1196 BH – 1195 BH
Javanese calendar	N/A
Julian calendar	N/A
Korean calendar	1795
Minguo calendar	2450 before ROC 民前2450年
Nanakshahi calendar	−2006
Thai solar calendar	4–5
Tibetan calendar	阴金鸡年 (female Iron-Rooster) −412 or −793 or −1565 — to — 阳水狗年 (male Water-Dog) −411 or −792 or −1564

The year 539 BC was a year of the pre-Julian Roman calendar. In the Roman Empire, it was known as year 215 Ab urbe condita. The denomination 539 BC 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.

Events

By place

Near East

September 25–28? – Battle of Opis: Troops of the Persian Achaemenid Empire under Cyrus the Great decisively defeat those of the Neo-Babylonian Empire.
October 29 – Fall of Babylon: Achaemenid troops under Gobryas enter Babylon unopposed. Cyrus enters the city, incorporating the Neo-Babylonian Empire into the Achaemenid Empire and turning the latter into the largest in the history of the world up until that point.