[3] Festivities in India began on 4 June, the King's Official Birthday, with the governor-general throwing a fête in Bombay, which was attended by ambassadors from within the Indian Empire and those from surrounding countries.

[3] The celebrations in the United Kingdom started with a ball at the Town Hall[clarification needed] on 24 October 1809.

[4] The following day, the King and the Queen, along with the Duke of York, Princess Elizabeth, and the Duke of Sussex, marked the event with a private service at St George's Chapel, Windsor Castle and the King inspected a troop of soldiers, though he was not able to take part in most of the ensuing celebrations due to his declining health.

[3] The Windsor Guildhall had built a massive ornate arch across the road, which the royal family and the accompanying party passed through as they entered town.

[6] "A grand fête and firework display" at Frogmore was planned and attended by the Queen, accompanied by the dukes of York, Clarence, and Sussex, and the princesses Augusta, Elizabeth, and Sophia.