Who ruled
- Rouran Khaganate Anagui 520–552
- Sasanian Persia Khosrow I 531–579
And beyond the steppe
- China Western Wei Emperor Wen 535–551 · Northern Qi Emperor Wenxuan 550–559 · Western Wei Emperor Fei 551–554
- Iran Sasanian Khosrow I 531–579
- Korea Goguryeo Yangwon 545–559
- Byzantium Justinian Justinian I 527–565
Eastern steppe
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Environment · Late Antique Little Ice Age: the cold phase the Altai tree rings define from 536 to about 660 (536–660)
Climate and the steppe empires · First Göktürk Khaganate · Avars
The coldest decade in the Altai is the 540s
Western steppe
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Culture · Sogdian colonists found the first towns of Semirech'e, Suyab and Navaket among them, as estates of nobles (450–600)
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Bumin marries the Western Wei princess Changle; the alliance secured by Yuwen Tai
Bumin Khan · The Turkic War of Independence · Yuwen Tai · Western Wei · Hegemony Wars in Northern China
Korea
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Ten thousand Göktürks appear on the frontier of Koguryŏ and besiege several towns, by a Korean source