Breton is a loose cannon:

> On Tuesday the European Commission denied that Breton had approval from its president Ursula von der Leyen to send the letter.

“The timing and the wording of the letter were neither co-ordinated or agreed with the president nor with the [commissioners],” it said.

An EU official, who asked not to be named, said: “Thierry has his own mind and way of working and thinking.”

https://www.ft.com/content/09cf4713-7199-4e47-a373-ed5de61c2afa