Printing became easier and less time-consuming, leading in part to the birth of the newspaper. The printing press, however, was still not very common, and it took several years for the newspaper to take off
Declaration of independence? sorry if im wrong
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People who are religious have higher self-esteem and better psychological adjustment than people who aren't, according to a January 2012 study. But this religion benefit only holds for people living in countries where religion is widespread and important.
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Technology is very needed in cold war. For example spy plane and nuclear.If nuclear doesn't exist, maybe the cuba would be invaded by the USA, and if spy tech doesn't exist, maybe the cold war would be a full blown war, between Nato and Warsaw Pact in Europe (WW3)