Camilla, 77, and Anne have grown close since Her Majesty joined the royal family in 2005 following her wedding to King Charles.

Passion for promoting literacy and literature recognised in ceremony at University of London, where Princess Royal is chancellor

Princess Anne is not going to break royal protocol, not even for Queen Camilla. King Charles III's sister and wife made a joint appearance at the University of London Nov. 20, where Anne, the school's Chancellor,

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.

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 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,

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 Wednesday0.