Death and state funeral of Elizabeth II

Elizabeth II, the Queen of the United Kingdom and the other Commonwealth realms, the longest-living and longest-reigning British monarch, died at the age of 96 on 8 September 2022 at Balmoral Castle in Scotland at 15:10. The official announcement came three hours after which was 18:30 BST. 
Hours before her death was announced, doctors said that her health had been worsening recently and they would watch her health.
At Balmoral Castle in Scotland, on 6 September, two days before her death, the Queen accepted the resignation of Boris Johnson and appointed Liz Truss to replace him as Prime Minister. 
After the Queen's death her oldest son Charles, Prince of Wales, became King of the United Kingdom and fourteen other Commonwealth realms. 
Her state funeral was on 19 September.
Her daughter Princess Anne registered the death certificate of Queen Elizabeth II on 29 September 2022. It said she died of old age.