Description of the injustice/cause that Frederick Douglass fought for

napoleon the third became a empire in 1873 also known as the era of the franco-prussian war.

question as stated in comment

why did the chinese require the portuguese to pay for goods in gold and silver when trading?

choices

portuguese goods were less valuable than chinese goods.

the chinese already had a surplus of portuguese goods.

the imperial government wanted to stockpile gold and silver.

portuguese and chinese currencies were not exchangeable.

this a history q n in ancient time, theres no money exchange. so ans is portuguese and chinese currencies were not exchangeable.

cause : british fleet attacks to resupply their troops the battle of yorktown malaria broke out among armies

description general george washington, commanding a force   french and continental troops,   battle of yorktown against british general lord charles

with the winner being george washington.