The following events were published by DC Comics in the year 2007. This does not necessarily indicate that these storylines took place in the year 2007. The passage of time in the DC Universe is nebulous and subject to change and interpretation. Events from historical time periods are indexed under their corresponding years.
General Zod, Ursa and Non escape from the Phantom Zone and land on Earth.
Supergirl gets into a fight with Batgirl and the League of Assassins and learns that her body can generate Sunstone crystal when she is injured. Note: Batgirl's actions are due to being brainwashed by Deathstroke.
Supergirl experiences memories of her father Zor-El and his plans to have her assassinate Superman in the hopes of destroying Phantom Zone wraiths. Note: These were later revealed to be false memories as a result of Kryptonite poisoning.
Amazons Attack! Supergirl and Wonder Girl attempt to save Air Force One, which has been targeted by Amazons. They successfully bring the plane down, but all aboard are convinced that they are the ones responsible for attacking it in the first place.
Due to the prolonged absence of Adam Strange, Sardath chooses Earthling Champ Hazard to be the new protector of Rann, forcing Strange into retirement. Hazzard proves to be a violent, unstable man, but still manages to endear himself to the Rannians.
On Rann, select individuals begin demonstrating acts of violent rage. Champ Hazzard resorts to extreme violence to quell a peaceful protest. He also begin murdering any Rannian who disagrees with his methods.