According to several German newspapers, Princess Caroline, the wife of Prince Ernst August of Hannover, must testify as a witness in the case against her husband.
Prince Ernst August has been charged with assault during an incident in Kenya. Caroline was to have testified in secret in May, but postponed her appearance because the media found out where she was to have appeared before the judge.
The former Princess Caroline of Monaco is the eldest child of the late Prince Rainier III of Monaco and his American-born wife, Grace Kelly. She is the heiress presumptive to to the Monagesque throne as her brother, Albert II, has no legitimate heirs.
Prince Ernst August is the head of the house of Hannover. If Britain had salic law, he would now be the king of the UK - and he probably would not be married to Caroline, who is Roman Catholic.
In 1837, when William IV died, the British throne was inherited by his niece, Queen Victoria. But because Hannover was males only, that throne passed to William IV's brother, Ernest Augustus, Duke of Cumberland. The new King Ernst August of Hannover remained as first in line to the British throne until November 1840 when Victoria gave birth to her first child, Princess Victoria.
Ernst August has two sons, Ernst August and Christian, by his first wife, Chantal Hochuli, and a daughter, Alexandra, by Caroline.