Answer:
They were killed off by diseases the Europeans brought
The boxing matches between Joe Louis and Max Schmeling were such a big stories internationally because at the time it was during ww2 and Joe Louis represented America while Max Schmeling represented the Soviet Union
Im asian so slay I’ll explain.
EXPLANATION : Back then rivers were important to many settlements such as ancient Egypt because they grow crops, etc. Its the same thing for ancient china. The yellow river was a important river because it provided farmland for china and was basically born for farming.The yellow river’s water carries silt which is how it got its name and when the river would flow it leaves yellow residue behind. Silk was important to ancient china because back then they traded with other places a lot and silk was a main material that was traded.
Yas: I hope this was helpful and sorry if I explained it in a very longgg way
The freedom of Bureau I think