The worst part of Hercules journey was when he was captured by posidens other son and taken in as a prisoner to be a human sacrifices. But Hercules was able to break away as kill him and continue on his journey
The Apple of Hesperides: The Road Back
Hercules had to go and steal the golden apples from Zeus which was give to him from Hera.
The Apple of Hesperides: Resurrection
Hercules was able to complete his task which everyone thought was impossible and he gets to bring the apples back to Eurystheus.
The Apple of Hesperides: Restoring the World
While Hercules was going back he was stopped by Atlas who said can you hold up the sky while I bring them to Eurystheus. But as soon as he put the apples down Hercules ran quickly and took the apples and brought them to Eurystheus himself.
Prometheus is no longer chained up to the mountain having to get his liver eaten everyday by an eagle thanks to Hercules who killed that eagle so this can never happen again.
Hercules has learned that all the bad deeds that he ends up doing is getting other people killed and badly hurt. He is not helping his world and making it a better place.