Danish Queen Margrethe is in hospital after suffering a fall at her summer residence. Palace spokesman This information has been given to the Ritzau news agency.
The 84-year-old queen, who has retained her title despite already abdicating in 2024, collapsed on Wednesday evening at Fredensborg Castle, north of Copenhagen.
Margrethe is in good condition, but will be kept at Copenhagen University Hospital for observation.
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The royal family's website said Margrethe's appearance at the event on Friday has been cancelled.
At the beginning of the year, the queen abdicated the throne to her eldest son, King Frederick X, 56, after 52 years on the throne.
Explaining her resignation, she said that she was worried about her health.
Margaret will have major back surgery in 2023. The Queen has been using a cane at public events.