The citizenship saga in Canberra has exposed some of our politicians as being negligent and arrogant at best, while showing others in an even less flattering light. But it is not over yet, not by a long shot.

The deadline for federal politicians to disclose their parents and grandparents is now December 1. This will expose not just those who may have inherited dual nationality from their parents, but also those who have applied for, and may continue to enjoy, the right to live in another country.

Which nation? Pauline Hanson has some questions to answer, argues Bill O'Chee. Credit:Darren England/AAP

One of those potentially left hanging out on a limb is none other than anti-immigration senator, Pauline Hanson.

Hanson's problems come following one of her signature dummy spits in 2010. After failing four times to get re-elected, she decided to pack her bags, and told Woman's Day she was migrating to the United Kingdom, whence her grandparents had originated.