The Persian War lasted for fifty years - two generations so it changed over time. Also there were sea commanders and land commanders. Also, each of the two hunderd Greek city-states had its own commanders. You will have to narrow the question down to time and place.
there was the first Persian war then the second Persian war then the war that we are in today.
The Persian War.
Which particular war? The Persian what?
Persian War 499-449 BCE. Peloponnesian War 431-404 BCE.
An empire is an empire, a war is a war.
First define the Second Persian War. The Persian War ran 499-449 BCE - it had several phases - Ionian Revolt, Persian punitive expedition against Eretria and Athens, Persian invasion of mainland Greece, Greek counter-offensive. Which among this are supposed to be 'First Persian War', Second Persian War' and 'Third Persian War' ?
Persian War I, Persian War II, The Peloponnesean War, The Macedonian War, …
The Persian War was from 499 to 449 BCE.
Which Persian War? 1980, 1991, 2003, or...?
When was the 'First' Persian War.
Anglo-Persian War happened in 1856.
First identify what the First Persian War was.