<span>Copernicus completely changed people's minds in the way they perceived the world and the planet in general. He shifted away Ptolemaic model of the heavens, and developed his own theory of the heliocentric model in which the Sun is placed at the center of the Solar System. As well as this person, most of the talented scientists of renaissance brought into people's life something new and, in some measure to those who was not prepared for big changes, shocking things.</span>
Answer:
A flood of cheap British manufactured imports that sold cheaper than comparable American-made goods made the post-war economic slump worse. Finally, the high level of debt taken on by the states to fund the war effort added to the economic crisis by helping to fuel rapid inflation.
Explanation:
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here's your answer dear friend ❤❤
They got to know with the photographs from the U - 2 spy plane.
<em>Hope this helped! :)</em>