Title: Dissolution of the Soviet Union.
Question: What did the movement seek to make the official language of Moldova?

Title: Neoclassical architecture.
Question: What is the movement that caused resurgence of neoclassicism?

Title: High-definition television.
Question: Who agreed upon the 16:9 aspect ratio?

Title: Franco-Prussian War.
Question:
Which Prussian chancellor's motives in the conflict are still disputed?