Manila, April 15 -- Did you know that April 15 is replete with many significant events in Philippine history, particularly during the Spanish, American and Japanese occupations, or even after the country gained complete independence in 1946?

For instance, a glance at the April 15 entries in the 1998 Centennial Edition of the Philippine Almanac published in September 1998 by Filway Marketing Inc. of Hector O. Tagaysay and the Children's Communication Center, then headed by now National Artist for Literature Virgilio S. Almario, would show that on this date in 1948, President Manuel A. Roxas, the fifth president of the Philippines (1946-1948), died of a heart attack while speaking during a visit to the then Clark Air Base in Pampanga.

It wa...