Himmelfarb, Gertrude. "The American Revolution in the Political Theory of Lord Acton." The Journal of Modern History 21, no. 4. 1949.

Abstract:

Among the great number of recent writings on Mill, this book is distinguished by its originality, and even where there is disagreement, one is refreshed by an encounter with an informed and provocative and politically relevant argument.

Read more on Jstor: Review: On Liberty and Liberalism: The Case of John Stuart Mill by Gertrude Himmelfarb