The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Statesians of Italian descent (4 members)
- Statesians of Polish descent (2 members)
- Statesians of Scotch-Irish descent (2 members)
- Statesians of Scottish descent (5 members)
- Statues (9 members)
- Strike waves (1 member)
- Strikes (1 member)
- Stubs (387 members)
- Study guides (2 members)
- Study notes (3 members)
- Subreddits (5 members)
- Suppression of dissent (11 members)
- Tanzania (1 member)
- Targets of bourgeois media (12 members)
- Targets of censorship (24 members)
- Targets of corporate media attacks (0 members)
- Targets of imperialism (8 members)
- Targets of intelligence operations (15 members)
- Targets of regime change operations (12 members)
- Technology (2 members)