On the other hand, firing the IG without notice OR cause is against the law. BO's own law. Whether or not it is constitutional is immaterial, because BO certainly believed it was constitutional, or he wouldn't have sponsored it....Righhhhht! 'Nuf said.
Dubya said HE didn't fire the US Attorneys. We still don't know who made the firing decision. So, the question "Was it illegal for Dubya to fire those attorneys?" misses one of the points of controversy altogether.
With regard to the Walpin removal, Greg Craig, WH Counsel, is arguing that it's legal to remove them as long as he pays them 30 days. My issue isn't the 30 days, that's a diversion from probing the point that the real reason for removal of independent oversight is to bury corruption by cronies.
What's funny is the reaction by Senator McCaskill. She was all pissed off, now she thinks the reasons given are good.
I'm not a fan of Grassley, but he's doing excellent work on this issue; and on reflection, he seems to be very consistent in providing forthright advocacy for whistleblowers.