In the middle of the second millennium of our era, beginning with the Netherlands, and then of England, there was a turn towards industrial production, which rather quickly destroyed the Middle Ages in Europe. What is the true cause of this epochal event? And why did it happen initially only in one - namely Protestant - country of Europe, and not in another or other countries, not in China or India? Convincing answers to these questions yet. Therefore, it makes sense to try to solve this problem.