Part of their contribution to the war effort includes creating sedatives for prisoners in the gulag that the Alliance maintain in deep space.
A science team also works out of Alliance Headquarters in Australia before being killed by a bomb that they intend to send to the Justice League International.
The Green Lantern Corps are barred from entering or interfering within the Vegan star system due to an ancient pact with the Spider Guild.
However, the fourth law of the rewritten book of Oa by the Guardians of the Universe states that the Vega System is no longer outside of Green Lantern Corps' jurisdiction.
Green Lanterns Kyle Rayner and Guy Gardner plan to breach Vegan space to retrieve recruit Soranik Natu.