Given his background, President Truman was an unlikely champion of civil rights. Where he grew upthe border state of Missourisegregation was accepted and largely unquestioned. Both his maternal and paternal grandparents had owned slaves, and his mother, victimized by Yankee forces, railed against Abraham Lincoln for the remainder of her ninety-four years. When Truman assumed the presidency on April 12, 1945, Michael R. Gardner points out, Washington, DC, in many ways resembled Cape Town, South Africa, under apartheid rule circa 1985.

Truman s background notwithstanding, Gardner shows...