東方問題
In 1866 he started to write for the "Daily News", relinquishing his ministry in 1868 to become a member of its regular staff in London as a leader writer and assistant editor. In 1887 he was appointed night editor, which he would hold until 1896. Clayden strongly supported William Ewart Gladstone's anti-Turkish stance over the Eastern Question and chronicled his times from a Liberal perspective in various books.