Short answer ,What were the most important economic changes in the Philippines during the 19th century? ?

Some of the most important economic changes in the Philippines during the 19th century include the shift from a primarily agrarian economy to a more diversified economy with the growth of industries such as sugar, tobacco, and textiles. The introduction of cash crops and the establishment of trade with other countries also played a significant role in shaping the economy during this time. Additionally, the implementation of economic reforms and policies by the Spanish colonial government, such as the opening of ports to foreign trade and the establishment of a central bank, helped to modernize and stabilize the economy.