The main reason that the Constitution did not proclaim all men to be free and equal is because of the issue of slavery. Many of the Founding Fathers were slaveowners, including George Washington. The Founding Fathers did not want to lose the support of southern states when it came time to ratify the Constitution.
<span>the emergence of the middle class</span>
The best option from the list would be "<span>a series of failed economic programs," since it was operating under a "command economy"--meaning that government had to "guess" supply and demand. </span>
K u s h i t e s and Nubians were the ones they traded with