Spain in the 17th century all contributed to the decline of the Habsburg rule of Spain. The end of the 17th century also brought the end of Habsburg rule. The 18th century began with the War of the Spanish Succession, which concluded in the establishment of the Bourbon dynasty in Spain. In 1469, Ferdinand II of Aragon and Isabella I of Castile united the Crowns of Aragon and Castile into one, creating the early modern Spanish state. Although this ensured future Spanish rulers would rule over both Aragon and Castile, both regions had their own administration and legal systems. In addition, Aragon itself was divided
Saadi dynasty Saadi dynasty The Saadi dynasty or Saadian dynasty ( "as-saʿadiūn") was an Arab Moroccan dynasty, which ruled Morocco from 1549 to 1659. From 1509 to 1549, they had ruled only in the south of Morocco. Although still recognizing the Wattasids as Sultans until 1528, Saadian's growing power led the Wattasids to attack them and, after an indecisive battle, to recognize their rule over southern Morocco through the Treaty of Tadla. Their reign over Morocco began with the reign of Sultan Mohammed ash-Sheikh in 1554, when he vanquished the last Wattasids at the Battle of Tadla. The Saadian rule ended in