Denmark’s Queen Margrethe II has tested positive for Covid-19, according to a statement issued by the royal family. Margrethe, 81, is only showing mild symptoms, the Danish royal family said on Wednesday. She tested positive the night before and is now staying at Amalienborg Castle in Copenhagen. Her winter holiday, planned in Norway and due to begin on Wednesday, has been cancelled. The court is following the health authorities’ guidelines. Margrethe has been vaccinated three times against Covid-19. Denmark is currently recording some 50,000 new cases of Covid-19 every day, but thanks to a hi…