In US law, these clemency decisions cannot be reversed by a president's successor.

Two prominent people in Trump’s orbit with California ties, advisors Elon Musk and Stephen Miller, are sharp critics of the state’s business and immigration policies, which they have pledged to help Trump reverse.

Charity Coeliac UK has called for the decision to be reversed.

The most striking choice was a promise to mitigate the two-child cap on benefit payments, something ministers had long bemoaned while insisting they had neither the power nor the funding to reverse it.

The appellate court's Thursday decision, while reversing the lower court ruling allowing Willis to stay, did not dismiss the indictment altogether.