Rubuta ci gaba don wannan sakin layi - An haifi Jabłoński a Stary Waliszew a cikin Gwamnatin Warsaw na Congress Poland. Daga 1931, ya kasance memba na Jam'iyyar Socialist ta Poland (PPS). A lokacin yakin duniya na biyu ya yi yaƙi a yakin Narvik.
(Norway) sannan kuma ya shiga kungiyar adawa ta Faransa. A cikin 1945 Jabłoński ya zama memba na Majalisar Nationalasa ta Jiha (KRN), kuma a cikin shekarun 1946 da 1948 ya sami manyan ayyuka a cikin PPS (shugaban Kwamitin Jiha na Tsakiya da mataimakin shugabanta). Ya amince da shiga PPS tare da Jam'iyyar Ma'aikata ta Poland (PPR, "Polska Partia Robotnicza").