According to historians, what were the roots of the Philippine Revolution?

Historians suggest that the roots of the Philippine revolution began with building of the Suez Canal in 1869. With access to Europe, Filipinos were exposed to new ideas about freedom and returned home questioning Spanish rule.

Explanation:

roosevelt believed that in light of the country's recent military successes, it was unnecessary to use force to achieve foreign policy goals, so long as the military could threaten force. this belief, and his strategy of “speaking softly and carrying a big stick,” shaped much of roosevelt's foreign policy.