Diosdado Macapagal
Diosdado Pangan Macapagal Sr. (September 28, 1910 – April 21, 1997) was the ninth President of the Philippines. He is known for changing the country's Independence Day from July 4 to June 12. June 12 is the day President Emilio Aguinaldo declared independence of the First Philippine Republic from the Spanish Empire in 1898.