Respuesta :
Well, From what i know... WWR started in September 1, 1939 because Germany invaded Poland and the U.K and France declared on Germany to protect Poland
Answer:
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.
Explanation:
Over the next six years, the conflict would take more lives and destroy more land and property around the globe than any previous war.