The motto "N rod sobě"--"From the Nation to Itself"--inscribed over the proscenium arch of Prague's National Theatre symbolizes the great importance theater holds for the Czechs. It also belies an extraordinary history of subversion, repression, and an enduring capacity for reinvention. In Trial by Theatre, Barbara Day sets that story in its political and sociological contexts, painting a vivid portrait of the evolving nature and importance...