^ While Manila proper is designated as the nation's capital, the whole of Metro Manila is designated as seat of government.
^ The 1987 Philippine constitution specifies "Spanish and Arabic shall be promoted on a voluntary and optional basis."
^ Philippine revolutionaries declared independence from Spain on June 12, 1898, but Spain ceded the islands to the United States for $20 million in the Treaty of Paris on December 10, 1898 which eventually led to the Philippine–American War.
^ The United States of America recognized the independence of the Philippines on July 4, 1946, through the Treaty of Manila. This date was chosen because it corresponds to the U.S. Independence Day, which was observed in the Philippines as Independence Day until May 12, 1962, when President Diosdado Macapagal issued Presidential Proclamation No. 28, shifting it to June 12, the date of Emilio Aguinaldo's proclamation.
^ In accordance with article 11 of the Revolutionary Government Decree of 23 June 1898, the Malolos Congress selected a commission to draw up a draft constitution on 17 September 1898. The commission was composed of Hipólito Magsalin, Basilio Teodoro, José Albert, Joaquín González, Gregorio Araneta, Pablo Ocampo, Aguedo Velarde, Higinio Benitez, Tomás del Rosario, José Alejandrino, Alberto Barretto, José Ma. de la Viña, José Luna, Antonio Luna, Mariano Abella, Juan Manday, Felipe Calderón, Arsenio Cruz and Felipe Buencamino. They were all wealthy and well educated.

The Philippines (ⁱ/ˈfɪlᵻpiːnz/; Filipino: Pilipinas [ˌpɪlɪˈpinɐs]), officially the Republic of the Philippines (Filipino: Republika ng Pilipinas), is a sovereign island country in Southeast Asia situated in the western Pacific Ocean. It consists of about 7,641 islands that are categorized broadly under three main geographical divisions from north to south: Luzon, Visayas, and Mindanao. The capital city of the Philippines is Manila and the most populous city is Quezon City, both part of Metro Manila. Bounded by the South China Sea on the west, the Philippine Sea on the east and the Celebes Sea on the southwest, the Philippines shares maritime borders with Taiwan to the north, Vietnam to the west, Palau to the east and Malaysia and Indonesia to the south.