Explain why many world powers developed extractive economies during the 1800s and why this was less important for the united states

The 1800’s is the time where Industrial Revolution was ongoing. Most world powers at that time, like Great Britain, Belgium, France, Japan, Sweden, Germany, and Japan, have strong industrial bases and so it is not right to say they have extractive economies. At that time, new advances in technology enabled production of machines, new chemicals, and production processes that enabled goods to be produced faster, cheaper, and with less manpower. At that time in the United States was rapidly expanding westward, acquiring huge quantity of excellent farmland and making high returns in agriculture. US would have to wait for the next century to fully industrialize.

1. it was caused by feudalism

2. charlemagne used christianity as a major cornerstone for his rule. cloisters were built all over the empire to act as centers for the (re)population of the vast european wilderness.

3. the europeans feared the next raid every time chetak

i'm not so sure about #6. but i hope i you with the first 3.