<span> by influencing president truman's decision to drop the atomic bomb on japan
The comparatively high losses on Iwo Jima and Okinawa lead many U.S military leaders to believe a invasion of mainland Japan would cost (depending on the estimate) upwards of 250,000 American lives, with some estimates going over one Million. This influenced Truman's decision to drop the atomic bombs in the interest of a Japanese surrender without a invasion, but also halting the Soviet advance into manchuria. </span>
To sell the war to the nation, the government raised taxes. It raised ⅓ of the war effort from raising taxes with progressive income, war profit tax, tobacco, liquor, and luxurious goods. They also had thousands of people asking for money and guilted them if they didn't give them any by saying only "a friend of Germany" wouldn't help.
I believe the south suffered more because of the destruction left by the Union army, especially during Shermans march to the see where he burnt cities to the ground, like Atlanta, Georgia.
Answer: -Government
-Complex social organization
-Trade and economic activity