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What year did Albert Einstein publish his General Theory of Relativity?
The correct answer is "1915"
What year did Henry Ford start mass production on the first automobile?
The correct answer is "1913"
What was likely the catalyst event that helped Christianity to become so widespread?
The correct answer is "Emperor Constantine witnessing a cross in the sky prior a great battle"
What year was the first photo uploaded to the internet?
The correct answer is "1992"
What year was the Hubble Space Telescope launched?
The correct answer is "1990"