2711) enacted on March 10, 1917, the non-Christian-majority areas of the Philippines, which then included the Mountain Province, were to be collectively represented in the legislature's upper house by two senators from the 12th senatorial district, both appointed by the Governor-General.
[1] Three assembly members, also appointed by the Governor-General, were to represent the Mountain Province and the chartered city of Baguio in the lower house as a single at-large district.
[1] The residents of Ifugao and the rest of the Mountain Province only began electing representatives through popular vote in 1935 by virtue of Act No.
[2] In the disruption caused by the Second World War, the Mountain Province sent two delegates to the National Assembly of the Japanese-sponsored Second Philippine Republic: one was the provincial governor (an ex officio member), while the other was elected through a provincial assembly of KALIBAPI members during the Japanese occupation of the Philippines.
It retained its lone congressional district under the new Constitution[4] which was proclaimed on February 11, 1987, and elected its member to the restored House of Representatives starting that same year.