Oath to the Constitution at the age of 18, record of military training
The day Leonor turned 18, she was officially declared heir to the throne. According to Spanish law, whoever inherits the throne has to undergo military training. Leonor also followed this tradition with full seriousness. In the year 2023, she began army training in Zaragoza, where she lived with hundreds of cadets. After this he took Navy training and did a sea voyage of about 140 days on a training ship. During this time she crossed the Atlantic Ocean and went to South America and New York. Not only this, in December 2025 he also made the first solo flight of a fighter training aircraft. She became the first woman from the Spanish Royal Family to do so.