text: This series uses Bernice Reagon's a cappella rendition of "We Are Climbing Jacob's Ladder" as a recurring musical theme.
full_question: This series uses Bernice Reagon's a cappella rendition of "We Are Climbing Jacob's Ladder" as a recurring musical theme. In its first installment, Paul Roebling reads a letter ending "think I am gone and wait for me, for we shall meet again" as a Jay Ungar piece plays. Horton Foote and Sam Waterston provide voice-overs for this series, which popularized Sullivan Ballou's final letter to his wife and the composition "Ashokan Farewell." This series features interviews with (*) Shelby Foote and narration by David McCullough. It brought fame to the director's namesake "effect," which in this series zoomed and panned across many historical photographs by Matthew Brady. For 10 points, name this documentary series directed by Ken Burns about a 19th century American conflict.
first_sentence: This series uses Bernice Reagon's a cappella rendition of "We Are Climbing Jacob's Ladder" as a recurring musical theme.
raw_answer: The Civil War 