“Queen Elizabeth II died of old age, her death certificate has revealed.

“The document, published by National Records of Scotland on Thursday, says the late British monarch died at 3:10 p.m. UK time (10:10 a.m. ET) on September 8 at Balmoral Castle in Ballater, Scotland.

“The cause of death is listed as old age. The document is signed by the Queen’s daughter, Princess Anne.

“Britain’s longest-reigning monarch died peacefully aged 96.

“Her death set into motion a period of national mourning. King Charles III, who ascended to the throne following his mother’s death, was formally proclaimed as the United Kingdom’s new monarch on September 10.”

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