What was the effect of the European exploration?

European explorations led to the Columbian Exchange and an increase in international trade. European nations competed for colonies. The European economy underwent major changes. Today, as in the days of mercantilism, some groups want to restrict global trade to protect certain jobs and industries from competition.

Explanation:

European explorations led to the Columbian Exchange and an increase in international trade.

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the revolution instituted a short-lived roman republic.

thomas jefferson is the answer