The Iliad is the root of Western war writing. Its greatest strength is honesty. It shows men as they are. Brave and scared. Noble and petty. It names the dead. It gives them homes.
Its greatest limitation is the code. Honor rules. Women suffer. Slaves die. The gods cheat. The system is not just. The poem shows it. It does not fix it.
The book accomplishes this: It makes you feel the cost. You read Sarpedon’s death. You read Hector’s child crying at his helmet. You read Priam beg. You cannot love war after.
It does not accomplish this: It does not end the war. It does not save Troy. It does not save Achilles. It refuses to lie.
You will benefit most if you read for character. You will lose if you read for tactics.
The lasting impact is this: After Homer, all war stories answer him. The Aeneid answers. War and Peace answers. All Quiet answers. The book set the terms. Rage, honor, pity. The book delivers on its promise. It sings the wrath. Then it sings the grief.