Answer:
Capitalism
Explanation:
The one economic change in the period 1750–1900 that led to the formation of new elites is capitalism.
Capitalism is an economic system and political system in which a country's a trade and industry, means of production are owned by private owners for profit and not by the state.
It promotes freedom and innovation.
Answer:
The Great Awakening was a religious revival that impacted the English colonies in America during the 1730s and 1740s. The movement came at a time when the idea of secular rationalism was being emphasized, and passion for religion had grown stale.
Back then , the city was shocked by smallpox epidemic. Since smallpox is easily transmitted by contact, overcrowded areas are the perfect breeding spot for smallpox ( they still has not developed small pox vaccine back then)
The United States really didn't want to get involved in either of these wars, however the decision to enter WWII was far easier since the Japanese bombed Pearl Harbor. After WWI, the Us become havily isolationist, while after WWII they were forced to be more engaging since the Col War was underway.