Frederick VIII of Denmark sibling Alexandra of Denmark
On 19 October 1860, he was confirmed together with his sister Princess Alexandra in the chapel of Christiansborg Palace. After his confirmation, Prince Frederick was given an extensive military education, pursuing a career in the Royal Danish Navy alongside his brother William. In 1863, Frederick was sent to study political science at the University of Oxford, but returned to Denmark upon his father becoming king in November that year. As heir apparent to the throne, he was given a seat in the State Council and subsequently assisted his father in the duties of government. In 1864, he formally took part in the Second Schleswig War against Prussia and Austria.
The crown prince was a member of the Danish Order of Freemasons, serving as its Grand Master from 1871 until his death.
brother or sister kin