Title: Dog.
Question: How do dogs establish their territory as far as scent is concerned?

Title: Law of the United States.
Question: What does the Principle of Chevron provide for?

Title: Dwight D. Eisenhower.
Question: In what year did the Soviets launch humanity's first artificial satellite?

Title: Age of Enlightenment.
Question:
What was the principal social institution of the republic during the French Enlightenment?