I am a student of history so I tend to actually be familiar with many of these episodes that have been mentioned.  I am the first one to acknowledge that America’s application to concern around human rights has not always been consistent.  And, I’m certainly mindful that there are dark chapters in our own history in which we have not always observed the principles and ideals upon which the country was founded …  America never makes a claim about being perfect, we do make a claim about being open to change.”  Obama criticizing the United States at the Summit of the Americas in Panama City, agreeing with South and Central American communists and dictators.  April 11, 2015.

Obama, Summit Of The Americas