1. sourcing

2. perspective

3. contextualization

4. close reading

5. corroboration

6. primary source

7. secondary source

8. historiography

9. claim

10. evidence

11. causation

12. reasoning

1. political history

2. social history

3. economic history

4. markets

5. trade

6. government

7. culture

8. ethnicity

9. art

10. democracy

11. autocracy

12. currency