Countess of Sussex * Arriving at Heathrow Airport | Princess Gwen, Countess of Sussex was seen arriving at London's Heathrow airport on Sunday night. As a Councillor of State, she will undertake some of the Duchess of York's engagements until the Duchess' recovery period is over. The Princess is expected to be in the UK until end of March.
The Counsellors of State can act on the monarch or other member of the Royal family's behalf through the Letters Patent in the event of temporary incapacity or absence from the U.K. The Counsellor of State position typically belongs to the sovereign's spouse, followed by the first four people in the line of succession over the age of 21.