Number 10 Christmas parties row: Pressure mounts on PM after Simon Case quits investigation amid claims he also broke rules

The top civil servant will no longer lead a Whitehall investigation into alleged Christmas parties in Number 10 after he was revealed to have been aware of a separate party in his own office in December last year.

Our goal is to create a safe and engaging place for users to connect over interests and passions. In order to improve our community experience, we are temporarily suspending article commenting