1. Spain colonized the Philippines from 1521 to 1898, establishing a centralized colonial government led by a Governor General. They implemented an encomienda system to divide the islands into large territories managed by encomenderos to hasten subjugation.
2. Filipino nationalism grew in response to Spanish rule, seen in early revolts, the Propaganda Movement calling for reforms, and the Katipunan secret society founded by Bonifacio seeking independence.
3. Spanish rule officially ended in 1898 with the Treaty of Paris after the Spanish-American War, in which the United States took control of the Philippines from Spain.