Answer:
You'll find everything right here!
https://www.history.com/topics/world-war-i/league-of-nations
Explanation:
The Columbian Exchange was the widespread transfer of plants, animals, culture, human populations, technology, and ideas
Ethnonationalism has occurred because of cultural blending and has had the most lasting effect on a country. It led to the dominance of the ethnonational states and has increased urbanization, literacy, and political mobilization. This is the result of cultural blending that I believe has the most lasting effects on a country.
