The 1970s were known for extremes, perhaps nowhere more than on television. The 70's introduced a new sophistication in TV programming and unique new formats with shows like Saturday Night Live, and Monday Night Football. PBS and C-SPAN launched, but so did "The Love Boat" and "Three's Company." Look back at some of the programs and personalities that defined television in the decade.

America begins to come to terms with the effects and impact of the nation's internal and external conflicts as the Vietnam War comes to an end. As one of the defining events of recent American history, it still exerts enormous influence on the U.S. military and foreign policy. Why did it end the way it did? Interviewees include: Neil Sheehan, Evan Thomas, Karl Marlantes, and Winston Lord.