On December 20, 1898, Emilio Aguinaldo, President of the Philippine government, decreed December 30 of every year a day of national mourning in honor of Rizal and other victims of the revolution.
Emilio Aguinaldo, serving as President of the Philippine government, decreed that December 30 would be observed annually as a day dedicated to honoring Rizal and other revolutionaries who had fallen during the conflict, starting from December 20, 1898.