with the booming economy and jobs and GI Bill
The increase in pregnancy after American soldiers returned home from World War 2.
For many Americans in the years after World War 2 the American Dream revolved around home ownership. People wanted a nice home and nice things, since the country was more prosperous.
World War 1
Baby Boomers The result of hundreds of thousands of lonely/excited servicemen returning home from a long war.
To increase public support for the war
Genocide :))
To increase public support for the war
increase
Airforce.
exponential technology increase; if anything!
Oil
An increase in the number of people employed in agriculture