When corn came to Europe from Mexico, now they had a much hardier crop that could be grown easily in more northerly climates and the centers of power began to shift accordingly.

当玉米从墨西哥传到欧洲的时候，他们有了一种更耐寒的作物，更容易在更偏北的气候条件下种植，权力的中心也随之转移。