Major newspapers in USA, UK, Australia, and Europe. Like collect what evidence exists, and send it to them, as a "fans from all over the world unite in an up roar" type of story. "Defenders of historical art" etc etc
An email to some of the major tabloids might be enough to spark something off. Get the media involved and embarass Lucasfilm and Fox to the point they have to release an official statement, at which point the media will eat it up and be on our side. But it would have to be done cleverly and professionally.
RATLSNAKE