He discovered that they had a highly advanced civilization with many current amenities such as a postal service. He later took these back to Europe and implemented them into their equality developed nations.
The supply of coal was crucial to the industrial revolution because coal was cheap and affordable and also it was an excellent source of energy. Coal was the best energy source at the time of the industrial revolution and would allow for machines to be coal powered.
The answer would be D.
D. Wealth of Knowledge-so much information was brought back from the Muslim "world"; information pertaining to medical knowledge, new forms of mathematics and education, "Aristotle was brought back," and "everything was brought back"; so many new ideas were brought back to Europe from the Muslim "world".
In 1849 Californians sought statehood and after heated debate in the U.S Cogness arising out of slavery issue, California entered the union as a free, non slavery state by the compromise of 1850. California became the 31st state on September 9, 1850.
Answer:
January 20, 1981 - January 20, 1989
Explanation: