RandomGMPilot said: And look what it led her to; a choice between death on her terms or the Federation's (if she had gotten captured, she'd surely have been executed).
Don't forget that living on Axis wasn't an easy life and her sister ran away to find a better one. She might have ruled over Zeon but lost something precious. IIRC, she envied that about Judau as while he might have had a rough life himself, he never lost that precious something.