We Shall Not Be Moved: The Trail Blazed by a Song from the U.S. South to Spain and South America details the history of "We Shall Not Be Moved" from its birth as a slave spiritual in the U.S. South and its subsequent adoption as a standard hymn by the U.S. labor, civil rights, and farmworker movements, to its singing in the student movement opposing the Franco dictatorship in Spain in the 1960s…