Medium and the Battle of Thermopylae
Some 24 centuries ago, over the course of three days, the Spartan King Leonidas I held off the army of the Persian Empire of Xerxes I at the Battle of Thermopylae. The actual numbers of soldiers on either side of the conflict have been in debate for millennia, although the relative sizes of each army are not. The Greeks had hundreds of soldiers while the Persians had many hundreds of thousands of troops.
