611 Sui Wang engineers the submission of the Western Tujue, splitting them into three groups, and retaining their khan in China.
612 The Sui campaign against the Goguryeo results in devastating losses.
618 On news of the Sui Yang's death, Li Yuan declares himself the emperor of a new dynasty, the Tang.
The History of Central Asia, The Age of the Silk Roads, Christoph Baumer, pp 188-189
China, A History, John Keay, pp 248-9
Boundaries are approximate.
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