With the Emancipation Proclamation (1863), the President publicly endorsed the abolition of slavery in southern states. Lincoln's decision to support slavery's end in the south was mostly an economic decision, hoping to strike a serious blow to their ability to support agricultural endeavors. Lincoln did not ask the Border States to give up slavery.
This is a subjective question, but in general, the Founders believed that uneducated people should not be allowed to have a say in the movement of the country, and many people today agree.
