I would say the incident with Monica Lewinsky. That was a dub for Bush so it was a success. It also went against foreign policy.
Explanation:
They both thought it would be a short war. Confederates were much more prepared than the north thought. The North would have to work hard to win.
Formal powers are changed over time, while informal powers cannot be changed. Formal powers are created in the executive branch. Informal powers are not. Formal powers are created by Congress, and informal powers aren’t .