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Leader, Apolinario Mabini, played a pivotal role in the Philippine Revolution. As the "Brains of the Revolution," he served as adviser to Emilio Aguinaldo, the revolutionary leader. Mabini's intellectual prowess and political acumen guided the revolution's strategy and diplomacy. He drafted the Malolos Constitution, establishing the First Philippine Republic, and advocated for national unity and independence. Mabini's writings and speeches inspired the revolutionary cause and shaped the Philippines' political landscape.