Ka kammala wannan jumla: A wannan lokacin, Sparta ta gina rundunar jiragen ruwa (tare da taimakon Farisawa) don ƙalubalantar ikon mallakar jiragen ruwa na Athens, kuma ta sami wani shugaba na soja mai ban mamaki a Lysander, wanda ya kama dabarun da ya dace ta hanyar mamaye Hellespont, tushen shigo da hatsi na Athens. Ana barazanar yunwa, Athens ta aika da ragowar jirgi na karshe don fuskantar Lysander, wanda ya ci su da nasara a
Aegospotami (405 kafin haihuwar Yesu). Rashin rundunarsa ya sa Athens ta yi hasarar dukiyarta. A cikin 404 BC Athens ta nemi zaman lafiya, kuma Sparta ta ba da umarnin sasantawa mai tsauri: Athens ta rasa ganuwar birni, da rundunar jiragen ruwa, da duk abubuwan da take da su a ƙasashen waje. Lysander ya soke mulkin demokra] iyya na Athens kuma ya nada majalisa na talatin don su mallaki Athens a wurinsa.