Answer:
Workers on the home front play a key part in winning the war.
Explanation:
The poster shows a great amount of encouragment for those not working. This is because of the use of "total warfare" where many sacrifieces were made to have the strongest army
You could write your paragraph about the fact that Hammurabi’s code shows evidence of laws. Or the fact that this implies currency or some sort of trade. This also heavily implies a class system which I feel would be easy to write about.
A christian idea, to liberate from social, economic, and political oppression.