The Iliad is a poem divided into twenty-four books, about Troy, written in the late eighth or early seventh century B. C. by Homer. The saga is about the tenth year of a war between the Greeks and the Trojans, around 1200 B. C. , and takes place before the city of Troy. While the Greeks are stood by the walls of Troy, the King, Agamemnon, does not want to return his captive Chryseis to the priest of Apollo, her father. As the Greeks persevere in their demand, Agamemnon finally agrees, but takes Briseis from Achilleus in her place. Therefore, both Achilleus and his men withdraw from the fight against the Trojans. The battle continues with the involvement of the gods, who help and support both sides, individually and collectively. Despite of Zeus's order to the other gods not to take part in the war, they often defy his wishes and support their favorite individuals. Hera, Athena, Poseidon, Hephaistos, and Hermes side with the Greeks; Ares, Apollo, Artemis, and Aphrodite with the Trojans. There are unresolved fights between Menelaus and Paris, and later between Hector and Ais. As a cease-fire is called to bury the dead, a wall is built by the Greek in order to protect their camp, and their ships are pulled over the shore. As the fighting continues, the Trojans acquire the upper hand. Meanwhile, Agamemnon and the Greeks feel disappointed, and realizes it's a mistake to quarrel with Achilleus and agrees to return Briseis with gifts and tributes in the hope that Achilleus and his men will rejoin the fight. However, Achilleus refuses, but agrees not to leave the next day as planned. In order to determine the power of the Trojan army, Odysseus and Diomedes go on a spying mission, and the following day the fight resumes with increased intensity. Agamemnon, Odysseus, and Diomedes are wounded, and the Trojans drive the Greeks back under Hector. Achilleus sends Patroclus to examine the fight, while Nestor appeals for him to have Achilleu...