Mediterranean Hellenization
The fourth century BC conquests by Alexander the Great in the Middle East started the process of Hellenization throughout the eastern Mediterranean that would last long after formal Greek rule.
Practice of Hellenization
Hellenization is the practice of making the world Greek in terms of culture and thought. Hellenization spread quickly through language, religion, politics, law, theater, education, philosophy, cultural centers, trade, government, and most importantly, through local Greek city-states.
How Jesus Became Christian
Barrie Wilson
Who Knows Anyhow? 
Greek philosophy, and its major Western war campaigns are pretty much all I can think of off the top of my head as leftovers from the once proud civilization. There must be more we can revive.
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