Tripartite Pact…Axis Nations Of:. World War II Begins. Hitler invades Poland, September, 1939 Great Britain and France declare war on Germany. World War II Begins. blitzkrieg = “lightning war”. U.S. Response “Cash and Carry” (1939).
Multiple waves of torpedo bombers and regular bombers were sent to attack Pearl Harbor and Hickam Field.
A fourth wave of planes was NOT sent that would have crippled the American Navy even further!
The sinking of the USS Arizona.