In the beginning, Athens lined up on top of a hill to over see and line up in formation to go against the Persians. There commander Miltiades. They fought so that they could keep their freedom.
As the Athenians were arriving, so did the Persians with their commanding officer Datus.
For several days, the Athenians waited until the Persians made a move.
Eventually the Persians got impatient and started to board their ships. The Athenians saw this as their chance and charged.
The Persians had their strongest troops aboard first so the Athenians caught them off guard and easily vanquished them. Athens easily defeated them in the land battle of Marathon
In the end, Athens won against the Persians. It only took them a couple of days. The Athenian army sent a runner to Athens to tell them the good news. Victory was his final word.
Thank you to these sources History.com Staff. "Battle of Marathon." History.com. A&E Television Networks, 2009. Web. 28 Feb. 2017. <http://www.history.com/topics/ancient-history/battle-of-marathon> and "The Battle of Marathon, 490 BC." The Battle of Marathon, 490 BC. N.p., n.d. Web. 09 Mar. 2017. <http://www.eyewitnesstohistory.com/marathon.htm>.