The Cold War border between democratic Western Europe and Communist Eastern Europe
The Hagia Sophia was originally a church, but once conquered, Byzantium was ruled by Islam. The Hagia Sophia reflects the history of Constantinople, starting out as Christian and then once conquered, becoming Muslim. Today, much of the Hagia Sophia represents Islam with copious amounts of Arabic writing on the walls, and several Minarets surrounding it. The Hagia Sophia is one of the most beautiful buildings in the world
Correct answer is:
d) Detente
Detente is that the easing of strained relations, particularly during a political scenario. within the context of the cold war, the drop-off of tensions between the East and West, in conjunction with domestic reform within the Union of Soviet Socialist Republics, worked along to realize the tip of communism in eastern Europe and eventually the Union of Soviet Socialist Republics altogether.
By Burning Books? I'm sorry I had to look up your question. If I am wrong, I'm truly sorry.