By the late 18th century Spain had geographic dominance over the island, having established settlements and forts in most of Mindanao, including Zamboanga City and Misamis Occidental to the northwest, Iligan City, Misamis Oriental, Bukidnon, and Camiguin Island to the north, Surigao and Agusan in the Caraga region to the east, and Davao in the island's gulf coast. Spain continued to engage in battles with Muslim sultanates until the end of the 19th century.
By the late 18th century Spain had geographic dominance over the island, having established settlements and forts in most of ,Mindanao, including Zamboanga City and Misamis Occidental to the northwest, Iligan City, Misamis Oriental, Bukidnon, and Camiguin Island to the north, Surigao and Agusan in the Caraga region to the east and Davao in the island's gulf coast. Spain continued to engage in battles with Muslim sultan.ates until the end of the 19th century