Answer: had new ideas and advancements in science
The Enlightenment was an intellectual movement that emerged during the eighteenth century in Europe, advocating the use of reason (light) against the old regime (darkness) and preaching greater economic and political freedom.
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However, feudalism decline mainly begun when feudal lords were allowed to pay armies rather than fight themselves in the battles. More also, the black death made labor scarce and worthy commodity, at the same time when the peasants migrated to urban areas. Emergence of new towns, and trade opportunities also entrenched the kings powers and made the government centralized. other factors included the crusades and the age of exploration.
Climatic condition was the major factor for migrating to new places.
Those native to land would’ve remained how they’ve been even during today’s modern age, Mexico might’ve taken more land expanded eastern