How did Germany begin World War II?

Germany started World War II by invading Poland on September 1, 1939. In subsequent years, Germany invaded 11 countries ... Between 1941 and 1944, Nazi German authorities deported millions of Jews from Germany, from occupied territories, and from the countries of its Axis allies to ghettos and to killingThe two dates most often mentioned as "the beginning of World War II" are July 7, 1937, when the "Marco Polo Bridge Incident" led to a prolonged war between Japan and China, and September 1, 1939, when Germany invaded Poland, which led Britain and France to declare war on Hitler's Nazi state in retaliation