In the book, Khachigian doesn’t pull punches in condemning backbiting and turf building by ambitious presidential aides.

He said "constant backbiting and attacking colleagues" by Tory MPs during the last parliament was a key reason "why the party did so badly in the general election".

Her phone often glows with backbiting messages from Republican factions going after one another, notably in a recent intraparty skirmish over the appointment of a district clerk, which led to name-calling and a lawsuit.

“One: Flowers and France,” the first of the two parts, has all the political backbiting and scheming of a closed-door Republican caucus to decide the next Speaker of the House.

"Constant backbiting and attacking colleagues" by Tory MPs during the last parliament was a key reason "why the party did so badly in the general election", Mr Blackman said.