B. Because an invasion of japan's mainland would have meant the loss of thousands of American lives, many analyst's discussed it and said between 500,000 - 1 million lives could have been lost during the invasion due to how dug in and defended Japan would have been. Including their miles and miles of underground tunnels
He wanted to end slavery at the same time
Answer:
Several reasons: military and technological superiority, better military and administrative organization, an industrial economy backing military capacity, one that was poised and able to benefit from the conquest and colonization of new lands rich in raw materials; the need to access to raw materials and open new markets.
Explanation: