What generally happened to an area's population once it was conquered by the mongol empire?

Question

A. The population of an area greatly increased
B. the population of an area slightly increased
C. the population of an area often decreased dramatically
D. the population of an area remained unchanged

Answer 1

C. the population of an area often decreased dramatically

After the Mongol conquests, many regions experienced significant destruction, loss of life due to warfare, displacement of populations, and the spread of disease, which often led to a dramatic decrease in population in the areas they conquered.