Both of their works are often about a lot of things, but I'd say they were written to, say, "boost morale" of the american people.
Slaves were free in the great depression
OIUYTREWQIUJHYBGTFR WEST SOUTH
The Sumerians in Mesopotamia near the Tigris and Euphrates Rivers being among the first civilized well-developed agricultural nations in the world, learned from the Ubaidians. The latter people were a strong creative force at one time who gave rise to such things as weaving, masonry and pottery which could explain the origins of artifacts like the one shown above here.