<P> In the third volume, Master of the Senate, Caro chronicles Johnson's rapid ascent in United States Congress, including his tenure as Senate majority leader . This 1,167 - page work examines in particular Johnson's battle to pass a landmark civil rights bill through Congress without it tearing apart his party, whose southern bloc was anti-civil rights with the northern faction more supportive of civil rights . Although its scope was limited, the ensuing Civil Rights Act of 1957 was the first such legislation since the Reconstruction era . The book was released on April 23, 2002 . It won the 2003 Pulitzer Prize for Biography or Autobiography, the 2002 National Book Award for Nonfiction, the 2002 Los Angeles Times Book Prize for Biography, and the 2002 D.B. Hardeman Prize . </P> <P> In the fourth volume, The Passage of Power, Caro covers Johnson's life from 1958 to 1964, the challenges Johnson faced upon his assumption of the presidency, and the significant accomplishments in the months after Kennedy's assassination . The 736 - page book was released on May 1, 2012 . It won the National Book Critics Circle Award (2012; Biography), the Los Angeles Times Book Prize (2012; Biography), the Mark Lynton History Prize (2013), the American History Book Prize (2013) and the Biographers International Organization's Plutarch Award (2013). It was a finalist for the National Book Award for Nonfiction (2012). It was selected as one of Time magazine's Best Books of the Year (non-fiction #2). </P> <P> In November 2011, Caro estimated that the fifth and final volume would require another two to three years to write . In March 2013, he affirmed a commitment to completing the series with a fifth volume . As of April 2014, he was continuing to research the book . In a televised interview with C - SPAN in May 2017, Caro confirmed over 400 typed pages as being complete, covering the period 1964 - 5; and that once he completes the section on Johnson's 1965 legislative achievements, he intends to move to Vietnam to continue his research . </P> <P> Throughout the biography, Caro examines the acquisition and use of political power in American democracy, from the perspective both of those who wield it and those who are at its mercy . In an interview with Kurt Vonnegut and Daniel Stern, he once said: "I was never interested in writing biography just to show the life of a great man," saying he wanted instead "to use biography as a means of illuminating the times and the great forces that shape the times--particularly political power ." </P>

When will robert caro's next book be published
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