Answer:
When was the histories written?
Sometime around the year 425 B.C., Herodotus published his magnum opus: a long account of the Greco-Persian Wars that he called “The Histories.” (The Greek word “historie” means “inquiry.”) Before Herodotus, no writer had ever made such a systematic, thorough study of the past or tried to explain the cause-and-effect.
President Harry Truman reacted so strongly when North Korea attacked South Korea because he believed that if South Korea failed to Communism, then all of Asia would fall under the Communist influence as well.
This was called the Domino Theory
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Pan-Arab nationalism is growing a movement primary centered in the "Middle East," due mostly to the fact that most Arabs in the world live in this region to begin with.