The King has led the royal family in celebrating the life of Queen Elizabeth II on the day she would have turned 100 and marked the milestone with centenarians sharing her birthday.Charles cut a birthday cake with 100-year-old Joan Illingworth after she confessed she could not manage and told her "let me do that" and shared the task.Elizabeth was also remembered with a group of charities she served during her 70-year reign, with organisations such as the Royal College of Nursing, Victoria Cross

The King has led the royal family in celebrating the life of Queen Elizabeth II on the day she would have turned 100 and marked the milestone with centenarians sharing her birthday.Charles cut a birthday cake with 100-year-old Joan Illingworth after she confessed she could not manage and told her "let me do that" and shared the task.Elizabeth was also remembered with a group of charities she served during her 70-year reign, with organisations such as the Royal College of Nursing, Victoria Cross and George Cross Association, and the Royal Ballet invited to the Buckingham Palace event.