Okay, not sure exactly what you're asking, but I think that the answer is that using it twice ruined Japan, which caused them to surrender, which led to the end of world war 2. Hope this helped!
Thanks!
~Steve
Answer:
Western Europe had more technology and agriculture
Explanation:
The factors that made the Trans-Mississippi West unique are the social relation and the struggle of it between the white Anglo and Spanish people and the change of environment in the dry environment. Other factors include role of federal government in the economic and social growth and the presence of American Indians even after they got defeated.