Birth of General Francisco Makabulos, Revolutionary leader in La Paz, Tarlac. Died on April 30, 1922.
Uprising of the Guardia Civil in Neuva Caceres.
The gunboat Urdaneta is captured by the Filipinos and her commander and members of the crew killed.
General Juan Cailles defeats Coronel Cheatham's troops in the Battle of Mabitac, Laguna
The tariff laws of the Islands are revised, readjusted and amended.
The first election under the new constitution of the Philippines is held. Manuel L. Quezon is elected President of the Commonwealth.
Mindanao and Visayas, besides Legaspi and Ligao, both in Albay, experience air attacks from the American forces.