Answer:
I believe D is the answer because history tends to repeats itself
Explanation:
B. A long period of relative peace in the empire
The Roman Empire flourished well during the Pax Romana!
Answer:
Known as the Cold War, this conflict began as a struggle for control over the conquered areas of Eastern Europe in the late 1940s and continued into the early 1990s. Initially, only the United States possessed atomic weapons, but in 1949 the Soviet Union exploded an atomic bomb and the arms race began.
Explanation: