A decline in industrialization
It's called deindustrialization
C. Samuel Adams
I am 100% sure about this one. I studied this in AP U.S. History
The gold mines of West Africa provided great wealth and power to West African Empires such as Ghana, Mali, & Songhai empire. The king of Ghana started trading back in the 8th century.
The division of the Roman Empire into eastern and western halves was a crucial step in the formation of the "Byzantine Empire", since this Empire "grew" in many ways from the former.
<span>The United States acquired Guam, Puerto Rico, and the Philippines as territories</span>