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Answer:
They enhanced the translation of of Latin into Arabic and also facilitated the formal education to the Europeans and helped them in saving their culture.
Explanation
The Arab empire was a a very powerful and a sovereign government which usually had power to rule others which were territories. Territories are greater than kingdoms. When they invades Europe they transformed learning,culture and arts.Most people were not able to manage the cost paid for the education . This made them to be behind when it comes to the formal education. The Arab Empire introduced their scholars who helped them to gain the education.They also supported their art and culture by saving it.
The great depression was started shortly after the stock market crash on october in 1929 it sent wall street into a spiraling panic and destroyed millions of investers
Paine connected independence with common dissenting Protestant beliefs as a means to present a distinctly American political identity and structured Common Sense as if it were a sermon. Historian Gordon S. Wood described Common Sense as "the most incendiary and popular pamphlet of the entire revolutionary era."