There are few things The Queen has not experienced during her 68 years as head of state, but a global pandemic was one of them until 2020.
The coronavirus has proven to be a global challenge the likes of which not been seen since the Spanish flu of 1918, eight years before Queen Elizabeth II was born in 1926.
During her reign, The Queen has used her annual Christmas addresses to rally the nation in times of hardship.
To mark her 67th broadcast message - she has only one, in 1969 - the Royal Family released a collage of photos from her appearances over the years.