Enlightenment

4. Voltaire argued for this in this specific area.
8. Montesquieu advocated this system to keep branches in check.
10. Hobbes lived through this event, possibly influencing his views.
11. Rousseau believed humans in their natural state possessed this.
13. Montesquieu introduced this concept to divide government power.
17. His full title was Charles-Louis de Secondat, Baron de La Brède et de this.
18. For Locke, this was the primary role of the government.
19. Voltaire made a fortune in this unconventional way.

1. Voltaire used this to critique authority figures.
2. Rousseau introduced this concept for community-based decisions.
3. Hobbes had this view of humans, considering them to be selfish and violent.
5. Rousseau had revolutionary ideas about this institution.
6. Voltaire was a staunch advocate for this kind of speech freedom.
7. Locke focused on this, along with liberty and property, as a natural right.
9. Hobbes believed this type of government was necessary for order.
12. Before philosophy, Locke was a professional in this field.
13. Hobbes thought this agreement justifies giving up some freedoms.
14. Rousseau was also talented in this artistic field, apart from philosophy.
15. Locke believed citizens had this right if the government fails.
16. Montesquieu believed a nation should be governed by these, not by rulers.