r/AskHistorians - Reddit
Economic expansion ground to a halt amid the demographic catastrophe of the mid fourteenth century, when the Eurasian pandemic called the Black Death carried off perhaps 40 per cent of the population. The fifteenth century saw a slow recovery.
John Darwin • After Tamerlane: The Rise and Fall of Global Empires, 1400-2000
By 1370 the population had fallen to half of its level under the Song.
Stephen Davies • Just a moment...
This massive economy led to rich trading ties with a large number of its neighbors - including Japan, Korea, and the Indian Ocean marketplace. But the most significant economic ties across the totality of the Song Dynasty would be those not of its own making. Rather, they would be it its competitor and rival states to the north - first the Liao... See more