Three factors fueled American Imperialism.
Economic competition among industrial nations. Political and military competition, including the creation of a strong naval force. A belief in the racial and cultural superiority of people of Anglo-Saxon descent.
Alright my friend so let's look at it this way the south was all for slavery and they didn't want it banned and the Wilmot proviso bill was to ban slavery and that is why the south had opposed it.
Answer: Before dropping the bombs, President Truman only really had 2 options, either invade Japan and cause the deaths of many more Americans and many Japanese, or end the war as soon as possible by dropping the atomic bombs. I'd say the most significant factor was that more people would die if they tried to invade.
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