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Breakthrough: The Ideas That Changed the World | Clip | Polybius Square

Polybius, a Greek statesman and tutor to the Roman general, Scipio Africanus, sees that the Romans' method of signaling on the battlefield is limited to a small number of messages. He decides to invent a code so words can be exchanged between battalions freely. The result: the first long distance messaging system.

S1 E6 | 0:01:42 | AIRED: 5/22/2019 |
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