No. Wars between Greek city-state alliances were fought by the citizen armies of the states.
Herodotus.
The Copper Wars (between miners and mine owners) and some of the Indian wars were fought in Idaho.
Herodotus of Halicarnassus.
Yes they did and quite violent wars at that the most famous war was the titanomachy where the gods fought their parents the titans.
The Persian Empire versus a varying coalition of Greek city-states.
The Persian Empire and an alliance of Greek city-states.
Which Greek wars? Did you mean the Peloponnesian War, which was fought by the city-states of Athens and Sparta(and their allies)? Athens lost that war. There was the Greco-Persian War, fought between some of the city-states of Greece and the Persian Empire. A stalemate was reached. These are two of the wars that Greece has participated in form or another.
The Persian Empire and a couple of hundred of the city-states of the Greek world.
the war of 2012
world war II
There are no heroes in mass slaughter.
There are many wars which were fought at the end of the nineteenth century. Some of these wars include Franco-Prussian War, Crimean War and Napoleonic Wars among others.