Rubuta ci gaba don wannan sakin layi - A farkon Yaƙin Duniya na II, a watan Satumba na 1939, sojojin Jamus sun mamaye Poland zuwa Mława da Warsaw daga yankin. A cikin Janairu 1945, Red Army ya karɓi garin daga Nazi Jamus. Saboda saurin ci gaban Soviet, yawancin jama'a sun kasance a cikin garin ko kuma sun mamaye su a kan gudu
Ka yi haƙuri. Bayan Yaƙin Duniya na II an kori sauran mutanen Jamus kuma an ba da yankin ga Poland. Hukumar Poland don Tabbatar da Sunayen Wuri ta ba shi sunan Wielbark, sunan da aka san shi da shi a yaren Poland kafin yaƙin. An ambaci sunan Poland na Wielbark a cikin shigarsa a cikin Geographical Dictionary of the Kingdom of Poland, wanda aka buga a cikin shekarun 1880-1902, a cikin kundi na XIII da aka buga a 1893.