Kate relaxed as she smiled and waved to the delighted crowds – making a triumphant comeback to public life in a carriage procession for the Trooping the Colour ceremony.
Watching the spectacle from the Duke of Wellington’s former office with her children, her day then culminated with a joyous reunion with her father-in-law King Charles on the Buckingham Palace balcony.
It was a huge relief for an anxious nation who had waited so long to see Kate after her last royal engagement at Christmas, with millions concerned about her wellbeing as she continues chemotherapy treatment for cancer.
The Princess joined what is a family occasion on the national stage – and kept a watchful eye on her children, but appeared to enjoy most of her first day in the spotlight following her diagnosis in February.