You don't get that job without being the type of person who will only ever respond to coercion attempts with an equal amount of indigance. The sole reason for the position to exist is to act as a canary in a coalmine so to speak

She even admits she was due to stand down at the end of the year, they could have just waited her out. Instead it seems her calling a spade a spade was just too intolerable for them to bare

If that's all it takes to provoke the desired reaction from them it doesn't bode well at all. It's no wonder they were so easily led into a war with Iran on a leash