The answer is economic recovery package of aid from the United States to western europe after WWII.
I know Columbus was one... Sorry, that's all I know.
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After the invention of the printing press by Gutenberg many more ways or architecture opened up as well as new ideas of technology. Gutenberg creating the printing press allowed us to further innovate his ideas to technological advanced printers. Many great thinkers including Gutenberg inspired others to try inventing something for once. Plus with the printing press being able to print books it improved children’s learning.