Diana decided to become a super hero when Queen Hippolyta announced that there would be a contest about whoever is the strongest amazon will be sent to mans world, Diana was not aloud to participate but she disguised her self and ended up wining
The Herald in DIana's journey is when she won the strongest amoson, given a suit , weapons. She knew she was destinded to protect the world.
Wonder Woman's home is Themyscira, where she trains with the amazons. After she wont the amazon battle she was sent to earth to save it.
Wonder Woman's trial is when she faces Deimos, who was sent by his father Ares to kill her.
The main crisis Wonder Woman faces is when she has to fight Ares the god of war. She must defeat him to save earth.
When she defeated Ares, Her main goal was to save the earth from getting destroyed.