Recent election losses have led to open 'rebellion' among some party members, who are calling for a complete change of leadership.
She's the head of a 'rebellion' against the leaders of the party.
The king's army suppressed/quelled/crushed the 'rebellion'.
(..) It's also fair to point out that I'm the rightful Queen of the Seven Kingdoms. By declaring yourself king of the northernmost kingdom, you are in open rebellion. ( footsteps approaching ) ( whispering ) Your Grace, please dismiss your guests. I have grave news. You must forgive my manners. (..)2017 TvShow: Game of Thrones Title: The Queen's Justice Season: 7 Episode 3