Nazis invade Belgium, France, Luxembourg and the Netherlands
Nazi Germany invades and quickly overwhelms Belgium, much of France, Luxembourg, and the Netherlands.
Lodz ghetto established
Approximately 164,000 Jews are concentrated in a ghetto in the Polish industrial city of Lodz. They perform forced labor for the Nazi war effort, living under squalid conditions of severe overcrowding and insufficient sanitation, food and water.
Generalgouvernement established in Nazi-occupied Poland
Nazis establish civilian administration over areas of Poland under German control that are not annexed to the Reich. The "Generalgouvernement" under the autocratic rule of Governor General Hans Frank encompasses four districts: [glossary_exclude]Warsaw, Lublin, Krakow, and Radom.[/glossary_exclude]
U.S.S.R. invades Poland
The Soviet military occupies eastern Poland, as secretly agreed with Germany in the non-aggression pact signed by the two countries on August 23, 1939 (Molotov-Ribbentrop pact).
Nazi Germany invades Poland, sparking World War II
Nazi forces invade and swiftly defeat Polish forces using the "Blitzkrieg"--a rapid and combined forces attack. Within days, Great Britain and France declare war on Germany, marking the beginning of World War II.