The Queen of Denmark has stripped some royal titles from four of her grandchildren, in a move criticised by her youngest son. Queen Margrethe II has two sons: Crown Prince Frederik, who is the heir to the throne, and his brother Prince Joachim. While the princes each have four children of their own, from 1 January next year Joachim’s children will no longer be allowed to call themselves Prince or Princesses – a title they currently hold. Instead, they will only be allowed to use one of their other titles: count or countess of Monpezat. “The Queen’s decision is in line with similar adjustments …