What are the music of lowland luzon during American and Japanese period?

During the American period, the music of Lowland Luzon saw the introduction of Western musical influences, including jazz, swing, and the use of brass bands, which blended with traditional Filipino Folk Music. The Japanese occupation brought about a resurgence of nationalism, leading to the creation of songs that reflected Filipino identity and resistance, often using indigenous instruments and themes. This period also saw the proliferation of popular songs and radio as a medium, further shaping the musical landscape. Overall, these influences led to a rich fusion of traditional and modern musical styles in Lowland Luzon.