Jennie Formby, Labour’s former general secretary, says she has joined Greens

Exclusive: Formby, an ally of Jeremy Corbyn who quit role in 2020, says Labour is now ‘in hock to corporate sponsors’

A former Labour general secretary has defected to the Green party, in the latest sign that allies of Jeremy Corbyn are moving in large numbers to Zack Polanski’s party.

Jennie Formby, who managed the Labour party from 2018 to 2020, told the Guardian she had signed up as a Green party member and intended to campaign for it before May’s local elections.