His son, Prince Felipe, struck a fine image carrying the Spanish flag into the stadium.
The book claims that Letizia had an abortion before meeting Prince Felipe, along with many other secrets about her life.
Speculation has been running high in the Spanish press in recent months about the identity of Prince Felipe's new girlfriend.
Later she met the Prince Felipe at a dinner party.
She accepted the award from Prince Felipe at a gala in Madrid.
Prince Felipe became the first member of the House of Bourbon to use it.
Some of the officers were detailed to work on Prince Felipe's wedding.
Prince Felipe was mentally disabled and lived in the palace till his death there on 19 September 1777.
Since 2000, Prince Felipe has represented Spain in half of all diplomatic engagements.
The organization is presided by the Prince Felipe of Spain.