In 1930, Palar became a member of the Social-Democratic Workers' Party (Dutch: Sociaal-Democratische Arbeiders Partij (SDAP)) shortly after the SDAP convened a Colonial Congress and voted on propositions that included unconditionally recognizing the right of national independence for the Dutch Indies.
Pada tahun 1930, Palar menjadi anggota Sociaal-Democratische Arbeiders Partij (SDAP) setelah SDAP melaksanakan Kongres Kolonial dan mengadakan pengambilan suara yang menyatakan beberapa posisi partai termasuk hak kemerdekaan nasional untuk Hindia Belanda tanpa syarat.