Title: Dog.
Question: Dogs had a worth to what type of early humans?

Title: Muammar Gaddafi.
Question: Who stated that Gaddafi was a gifted speaker?

Title: Gamal Abdel Nasser.
Question: What was the expression of Nasser's reforms on the street?

Title: Sino-Tibetan relations during the Ming dynasty.
Question:
What year did Tang and Tibet sign a treaty to fix the borders?