The storyline "The Circle" was focused on the revelation of a failed assassination attempt on Diana when she was a baby, by four rogue Amazons. These Amazons – Myrto, Charis, Philomela and Alkyone, collectively referred to as The Circle – were Hippolyta's personal guards and were extremely loyal and devoted to her. However, when Hippolyta decided to raise a daughter, The Circle was horrified and considered the baby ill-fate, one who would ruin their entire race. Thus, after Diana was sculpted out of clay and brought to life, The Circle decided to assassinate the baby. Their attempt was foiled however, and the four Amazons were imprisoned. After years, the Circle escaped their prisons with the help of Captain Nazi, and decided to accomplish their previously failed mission and kill Diana. Diana defeated Myrto, Charis, Philomela and then approached Alkyone, who runs off and succumbs to her death by falling into the ocean. The other three Amazons return to their prisons.
In 1972, just months after the groundbreaking US Supreme Court decision Roe v. Wade, science fiction author Samuel R. Delany had planned a story for Ms. that culminated in a plainsclothes Wonder Woman protecting an abortion clinic. However, Steinem disapproved of Wonder Woman being out of costume, and the controversial story line never happened.
Diana's treacherous paternal half-brother, based on the Greek mythological god of war, who masquerades as a speaker for peace on the Imperial War Cabinet as part of his deceptive master plan of conquest and destruction. Describing the Sir Patrick persona of his character, Thewlis said, "Sir Patrick's entire drive through the other half of the story is to bring about the armistice. That's his whole intention no matter what's going on. He meets Diana and see in her somebody who is sympathetic to his cause, quite vehemently so."
Although seemingly only a purely decorative aspect of her costume, in the golden and silver ages, her earrings were sometimes depicted as giving her the ability to breathe in outer space. Gelignite Grenade Earrings and Grappling Hook Bracelet - In her depowered mod girl phase, Diana on rare occasion employed these devices, which were concealed to look like regular parts of her costume. She acquired them from a demolitions expert and villain which she had helped reform. The grenades were strong enough to blast through a thick steel door and the grappling hook could support easily her body weight to aid in climbing.