Encyclopedias, Almanacs, Transcripts, and Maps
- Sears, Richard Warren
- seaside holidays
- Seaside Resorts
- Seattle General Strike
- Sebald, W. G. (1944–2001)
- Sebastien LePrestre de Vauban
- Second Amendment
- Second Economy
- Second International
- Second International
- Second New Deal
- Second Reform Act
- Second Secretary
- Secondary Attack
- Secret Committee of Congress
- Secret Societies
- Secrets, Books of
- Sectionalism and Disunion
- Secular Nationalisms, Middle East
- Securities and Exchange Commission