Spanish East Indies the early 19th century. Spain's influence on its former colonies in Asia-Pacific is significant to this day. The majority of the people of the Philippines, Guam and the Mariana Islands belong to the Roman Catholic faith which was introduced by Spanish missionaries in the 16th and 17th centuries. A large part of the population in these countries use Spanish names and surnames. Also, because of the introduction of new tools, products, crops and technology by Spaniards and Mexicans in the three centuries of colonial rule, many Spanish loanwords entered the native languages of these countries. Art forms such as music,
Spanish East Indies of Luzon remained outside Spanish control until the early 19th century, and the southernmost tip of Palawan, not until the late 1890s. The rest of Mindanao (Caesarea Karoli)—aside from outposts in Northern Mindanao, Zamboanga, Cotabato, and the islands of Basilan and Jolo, the rest was nominally under Spanish control, recognizing Spanish rule, but left to administer their own affairs, as in the cases of the Sulu, and the Maguindanao sultanates, as well as a number of other Lumad tribes not affiliated with either. Similarly, Palau and the vast majority of the Caroline Islands were not governed by Spanish missions until