Perhaps more than any other American, Abraham Lincoln has become a global figure, one who spoke--and continues to speak--to people across the world. Karl Marx judged Lincoln "the single-minded son of the working class"; Tolstoy reported his fame in the Caucasus; Tomas Masaryk, the first president of Czechoslovakia, drew strength as "the Lincoln of Central Europe"; racially-mixed, republican "Lincoln brigades" fought in the Spanish Civil War; and,...