Japan–North Korea relations economic isolation, which has caused serious shortages of food, energy, and hard currency. Normalization of relations with Japan also raises the possibility of North Korea's gaining monetary compensation for the period of Japan's colonial rule (1910–45), a precedent set when Japan normalized relations with South Korea. The first round of normalization talks was held January 30–31, 1991, but quickly broke down over the question of compensation. Pyongyang has demanded compensation for damages incurred during colonial rule as well as for "sufferings and losses" in the post-World War II period. Japan, however, insists that North Korea first resolve its differences with
German camps in occupied Poland during World War II Łódź with hundreds of subsidiary "Arbeitskommandos"; Stalag VIII-B, Stalag XXI-D, plus a network of smaller ones including district camps. Many Soviet prisoners-of-war were also brought to occupied Poland, where most of them died in slave labor camps. The POW camp in Grądy (Stalag 324) held 100,000 Soviet prisoners; 80,000 of them perished. The Germans did not recognise Soviets as POWs and several million of them died in German hands. They were fed only once a day, and the meal would consist of bread, margarine and soup. The Polish nation lost the largest portion of its pre-war population during World War