Edited sentence: ) against the Polish population.During the war,by the end of 1940, the SS had expelled 325,000 Poles and Jews from the Wartheland and the Polish Corridor and transported them to the General Government, in their place 166,000 Germans were resettled from areas of pre-war Poland by the Nazi authorities, 113,000 of which to the annexed territories.From Romania (including Soviet-occupied Bessarabia), 212,000 Germans were resettled, 140,000 of which to the annexed territories.From Yugoslavia, 35,000 Germans were resettled, 10,000 of which to the annexed territories.German minority organisations assisted the German Reich in its invasion in Czechoslovakia and took part in the September 1939 Campaign in Poland.In Generalplan Ost, the Nazis envisioned settlement of Germans and resettlement, extinction and enslavement of all other ethnicities living in the annexed territories.Of a total of 910,000 resettled "Volksdeutsche", 650,000 were settled within the annexed areas of Poland and the General Gouvernement, the others within the "Altreich".On September 1, 1939, Germany attacked Poland, triggering the outbreak of World War II.Selbstschutz and German nationalist organisations created in Poland and Czechoslovakia by Germans took part in various actions (sabotage, etc.The breakdown of the eastern front and the retreat of the Wehrmacht troops hindered the plan to be executed, yet some resettlements and a lot of killings and enslavements took place during the occupation.These annexations were never recognised by the Allied governments, that after the 1942 Declaration by the United Nations were also known as the United Nations.Upon the defeat of Poland, the territories were occupied and annexed by Nazi Germany