If the change is the Industrial Revolution:
transcontinental railroad: helped to transport goods and get across the country
US army: helped to protect the US and make sure no one is going to break the new amendments
Discovery of resources in western land: Allowed the US to be able to expand and people would be able to live, could also give the US more money
To reduce air pollution because carbon emission harms the atmosphere.
wait what -.- i dont get it
Answer: The main goal of the Japanese Modernization was to try and avoid colonizing other weaker nations.
Explanation: There were 2 reasons for the Japanese Modernization. The first being to end Japanese Monarchy and to start Japanese Democracy. The second would be to avoid colonizing with other weaker nations.