(A) Hitler bombed the United States
(B) Japan attacked Pearl Harbor
(C) ** Hitler invaded Poland
(D) Mussolini gained control of Italy
EXPLANATIONS BELOW
Concept note-1: -German troops invaded Poland on September 1, 1939, triggering World War II. In response to German aggression, Great Britain and France declared war on Nazi Germany. Nazi Germany possessed overwhelming military superiority over Poland.
Concept note-2: -On September 1, 1939, German forces under the control of Adolf Hitler bombard Poland on land and from the air. World War II had begun.
Concept note-3: -On September 1, 1939, Hitler invaded Poland from the west; two days later, France and Britain declared war on Germany, beginning World War II.
Concept note-4: -On the morning of 1 September 1939, Hitler’s voice was heard on the radio. He claimed that Germany had been attacked by Poland and that they had ‘started to fire back at 5:45 am’.