This is the biography of the famous Irish detective and security policeman, John Mallon (1839-1915). He was remarkably successful; his greatest triumph was bringing to the gallows the Invincibles, who had carried out the Phoenix Park murders.
This is the biography of the famous Irish detective and security policeman, John Mallon (1839-1915). He was remarkably successful; his greatest triumph was bringing to the gallows the Invincibles, who had carried out the Phoenix Park murders.