
The decision to give the green light to the Heathrow airport expansion has thrown into sharp relief the fractious splits in a Conservative party that is scarcely more united than the opposition.
Former London mayoral hopeful and Richmond Park MP, Zac Goldsmith, has resigned, reducing the government’s majority to just 11 seats. His constituency neighbour Dr Tania Mathias, the Tory MP for Twickenham, has vowed to “back Zac” and continue fighting against expansion.