""Oliver Cromwell"" is a biographical book written by Elbert Hubbard, which provides a detailed account of the life and legacy of the famous English military and political leader, Oliver Cromwell. The book covers Cromwell's early life, his military and political career, his role in the English Civil War, and his eventual rise to power as Lord Protector of England, Scotland, and Ireland. Hubbard also examines Cromwell's religious beliefs, his controversial...