WORLD HISTORY

Detailed explanation-1: -On September 1, 1939, Germany invaded Poland. To justify the action, Nazi propagandists accused Poland of persecuting ethnic Germans living in Poland. They also falsely claimed that Poland was planning, with its allies Great Britain and France, to encircle and dismember Germany.

Detailed explanation-2: -Hitler’s invasion of Poland in September 1939 drove Great Britain and France to declare war on Germany, marking the beginning of World War II. Over the next six years, the conflict would take more lives and destroy more land and property around the globe than any previous war.

Detailed explanation-3: -Why did the Nazi invasion of Poland start WWII? It started WWII because Hitler claimed that the invasion was because Germany felt threatened, but they weren’t. This provoked Britain and France to declare war on Germany, thus starting WWII.

Detailed explanation-4: -The major causes of World War II were numerous. They include the impact of the Treaty of Versailles following WWI, the worldwide economic depression, failure of appeasement, the rise of militarism in Germany and Japan, and the failure of the League of Nations.