Indeed, earlier this month she took to the podium on the third day of the Conservative party conference to deliver her keynote speech - and in a sartorial salute to her party strode out resplendent in a navy blue dress by Roland Mouret.
But the happy atmosphere was not shared by everyone on the team.
The perennially stylish politician accessorised her look with statement pearls as she arrived with the Prime Minister ahead of the ceremonial welcome for the Chinese president Theresa has been using her recent outings to showcase her style credentials.