Which treaty regulated the Qing-Russian trade, leading to the establishment of a caravan route near Ulaanbaatar?
Treaty of Kyakhta
Treaty of Nerchinsk
Treaty of Aigun
Treaty of Tientsin
Answer
The Treaty of Kyakhta, signed in 1727, regulated the Qing-Russian trade and opened up a caravan route between Beijing and Kyakhta, which eventually led to the settlement of Ulaanbaatar.
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