document deprived other people of absolute liberty. they enslaved other people. black people took those words literally. and not only fighting in wars abroad but against their own countrymen for 250 years to make those ideals real. >> let's talk about some of the pushback. you expected it. >> of course. >> so some of the conservatives, newt gingrich calls it propaganda. ericson says you're wrong about slavery being one of the primary reasons the colonists wanted to klee chair independence. >> these people have been used to learning a history that glory identifies our country in ways it doesn't need to be glorified. i'm not arguing that the ideals were not amazing ideals. what i'm arguing is that they were not true at that time. what i find interesting about this, we somehow believe 1776