Question: why do agamemnon and achilles argue?
Answer: Achilles called for the Greek army leaders to meet to convince Agamemnon to let Chryseis go. Agamemnon was furious that he had to give up the girl, so he took for himself Achilles' slave girl, Briseis. ... Achilles was insulted, because he considered Agamemnon's offer to be bribery. He refused to rejoin the Greeks.