1. Carlos I was king of Spain from the year 1516 till the year 1556 and emperor of the Sacre Roma- Germanic Empire from the year 1519 till the year 1558.

2. He was the son of King Philip I of Castile (Philip the Handsome) and Queen Joanna of Castile (Joanna the Mad). His maternal grandparents were King Ferdinand II of Aragon and Queen Isabella I of Castile

7. Carlos I had to spend a lot of time trying to solve problems in Spain and in Europe.

8. Period of Wars with Italy and France. Conflicts with the Ottoman Empire. Charles fought continually with the Ottoman Empire.

10. Fernando I (his brother) Felipe II (his son)