Why did China make the momentous decision to turn away from the outside world?

By the 1400s, China had developed an immense naval exploration capacity and high-level technology, however, they had no interest in the Europe of the Dark Ages, so through that century, China retired into isolation.

Explanation:

By the 1500´s Europe’s era of exploration and colonization, China has closed itself to the point that building a boat with more than two masts became a capital offense and all oceangoing ships were destroyed.

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