ANSWER:
after the spanish-american war when they signed the treaty of paris since phillipines were under the control of spain and the U.S defeated the spanish, phillipines went to the control of the U.S and were they bulied a their base which later on someone will try to kick out the US out of phillipines (which comes in wwII)
~batmans wife dun dun dun...aka ~serenitybella