en: In `` The Promise of American Life '' , Herbert Croly presented his argument for a liberal-progressive government in twentieth-century America . In `` The Promise of American Life '' , Herbert Croly set out his argument for a liberal-progressive government in twentieth-century America .
ms: Dalam "The Promise of American Life", Herbert Croly mengemukakan hujahnya untuk kerajaan liberal-progresif di Amerika abad kedua puluh. Dalam "The Promise of American Life", Herbert Croly menetapkan hujahnya untuk kerajaan liberal-progresif di Amerika abad kedua puluh.