The Northwest Ordinance was an act passed by Congress in 1787 that provided rules for governing the Northwest Territory, land north of the Ohio River and west of the Alleghenies.
There was great tension between pro-slavery and anti-slavery representatives over how new territories won would handle the issue of slavery.
The Mexican-American War and the 1848 Treaty of Guadalupe Hidalgo, forced onto the remnant Mexican government, drew some criticism in the U.S. for their casualties, monetary cost, and heavy-handedness. Furthermore, the question of how to treat the new acquisitions also intensified the debate over slavery and in many ways inflamed it, as potential westward expansion of the institution took an increasingly central and heated theme in national debates preceding the American Civil War.
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.
