Princess Anne, who is widely known as the hardest working royal, appears to also be a stickler for the rules because, the royal just refused to break protocol even with Queen Camilla 's permission. On Wednesday, Camilla was presented an honorary doctorate of literature by her sister-in-law Princess Anne.

The two women took part in a rare joint engagement at the University of London, where the Princess Royal presented her sister-in-law with an honorary doctorate

Queen Camilla returned to royal duties for the first time since Buckingham Palace announced she had been diagnosed with a chest infection which affected her timetable

Queen Camilla was presented with a special honor by none other than her sister-in-law, Princess Anne. Camilla, 77, was awarded an honorary doctorate of literature by The University of London on Wednesday,

Queen Camilla suffered a setback in November as she was forced to back out of numerous royal engagements due to a chest infection, but now that she's back to work, the Queen has been keeping plenty busy—and one member of the Royal Family has stepped up to present her with a touching honor.

Queen Camilla is presented with honorary degree by sister-in-law Princess An Pep Guardiola faces new challenges after decision to stay at Manchester City ‘It will renew your faith in humanity’: books to bring comfort in dark times Remote staff sleep longer and work less,