The Philippine National Flag Day is celebrated on the 28th day of May of every year to commemorate the date when the Philippine flag was first unfurled after the Philippine Revolutionary Army defeated the Spanish forces in the Battle of Alapan in 1898.
The modern design of the Philippine flag was conceptualized by President Emilio Aguinaldo during his exile in Hong Kong in 1897. The first flag was sewn by Marcela Marino de Agoncillo with the help of her daughter Lorenza and Delfina Herbosa de Natividad . It was displayed in battle on May 28, 1898.
