550 BC

Millennium:	1st millennium BC
Centuries:	7th century BC – 6th century BC – 5th century BC
Decades:	580s BC 570s BC 560s BC – 550s BC – 540s BC 530s BC 520s BC
Years:	553 BC 552 BC 551 BC – 550 BC – 549 BC 548 BC 547 BC

Politics
550 BC by topic
State leaders Sovereign states
Categories
Births Deaths Establishments Disestablishments

550 BC in other calendars
Gregorian calendar	550 BC
Ab urbe condita	204
Ancient Egypt era	XXVI dynasty, 115
- Pharaoh	Amasis II, 21
Ancient Greek era	57th Olympiad, year 3
Assyrian calendar	4201
Bengali calendar	−1142
Berber calendar	401
Buddhist calendar	−5
Burmese calendar	−1187
Byzantine calendar	4959–4960
Chinese calendar	庚戌年 (Metal Dog) 2147 or 2087 — to — 辛亥年 (Metal Pig) 2148 or 2088
Coptic calendar	−833 – −832
Discordian calendar	617
Ethiopian calendar	−557 – −556
Hebrew calendar	3211–3212
Hindu calendars
- Vikram Samvat	−493 – −492
- Shaka Samvat	N/A
- Kali Yuga	2552–2553
Holocene calendar	9451
Iranian calendar	1171 BP – 1170 BP
Islamic calendar	1207 BH – 1206 BH
Julian calendar	N/A
Korean calendar	1784
Minguo calendar	2461 before ROC 民前2461年
Thai solar calendar	−7 – −6

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Events

Colonization of Greeks ends (approximate date).
The Achaemenid Empire is established
The Kingdom of Colchis is established
Abdera is destroyed by the Thracians
The Temple of Artemis completed in Ephesus
Temple of Hera I, Paestum, Italy, is built (approximate date)
Siddhartha Gautama founded Buddhism in Northern India after achieving enlightenment after six years of practicing penance and meditation

Arcesilaus II of Cyrene, the fourth Greek Cyrenaean King and a member of the Battiad dynasty. He was stangled by Learchus