News Wires, White Papers, and Books
- Responses to Industrialization: Big Business, Unions, and Strikes
- Responses to Industrialization: Informal and Violent Confrontation
- Responses to Industrialization: Legal and Political
- Retailing
- Revising Philosophy: Scholasticism
- Revising Philosophy: The Late Middle Ages
- Revival and Renewal
- Revolts in Pennsylvania
- Revolutionary War: Northern Theater
- Revolutionary War: Saratoga
- Revolutionary War: Southern Theater
- Revolutionary War: The Serapis
- Revolutionary War: The World Turned Upside Down
- Rhodes, Cecil 1853–1902
- Richard Arkwright
- Richard I (Richard the Lion-Heart)
- Rights of Corporations
- Riis, Jacob (1848-1914)
- Ritual and Spectacle
- Rivalry Along the Rio Grande: War with Mexico