Answer:
A
Explanation:
The Cold War is simply an conflict between the United States and the Soviet Union without any direct fighting or wars, making the answer A.
Choice B would describe the Iron Curtain
Choice C would describe the European Union.
Choice D would describe the Berlin Wall.
The Coptic religion, which was a branch of christianity, was declared, also giving birth to the legend of prester john, which I would look up.
Answer:
The Tang Dynasty, which ruled China from 618 to 907 CE, conquered Vietnam, and made it the southernmost province of China.
Vietnam, up until that point, had been a problematic place for China, even it it was much smaller. The Tang Dynasty was able to conquer the area, and integrate into the central bureacuracy of the Empire, this is why they began to referred to Vietnam as the "pacified south".