Also a good number of their relatives have American blood lines. We did our best to modify their national gene pool from 1898 to 1992.
Not very much.
The Filipino genome has an order of magnitude more Chinese in it than Caucasian. A heck of a lot of Filipinos are Chinese mestizos. And the Caucasian part is much more Spanish than American, in spite of the best efforts of the US military.
The current Philippine president Aquino is himself a Chinese mestizo, with a bit of Spanish.
The Chinese element in the Phil’s. is not a bit sympathetic to the ROC.