The United States became more deeply involved in Vietnam in the late 1960s.
The same way the Mongols conquering China did, the Macedonians assimilated much of their culture into that of Athenian , Philips son Alexander helped further Greek influence through his conquests, creating cities like Alexandria and turning much of the eastern Mediterranean into a bastion of the "western" world at the time. Not to mention Alexander was educated by Greek Philosipher Aristotle.
