 During the administration of President Ferdinand Marcos , the region of the Metro Manila was created as an integrated unit with the enactment of Presidential Decree No. 824 on November 7 , 1975 . The area encompassed four cities and thirteen adjoining towns , as a separate regional unit of government . On the 405th anniversary of the city 's foundation on June 24 , 1976 , Manila was reinstated by Marcos as the capital of the Philippines for its historical significance as the seat of government since the Spanish Period . Presidential Decree No. 940 states that Manila has always been to the Filipino people and in the eyes of the world , the premier city of the Philippines being the center of trade , commerce , education and culture . 
 During the administration of President Ferdinand Marcos , the region of the Metro Manila was created as an integrated unit with the enactment of Presidential Decree No. 824 on November 7 , 1975 . The area encompassed four cities and thirteen adjoining towns , as a separate regional unit of government . On the 405th anniversary of the city <a href='null_genetive' title='1'><mark>'s</mark></a>foundation on June 24 , 1976 , Manila was reinstated by Marcos as the capital of the Philippines for its historical significance as the seat of government since the Spanish Period . Presidential Decree No. 940 states that Manila <a href='uninflect' title='2'><mark>has</mark></a> always been to the Filipino people and in the eyes of the world , the premier city of the Philippines being the center of trade , commerce , education and culture . 
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