(A) September 30, 1939
(B) ** December 7, 1941
(C) May 7, 1945
(D) June 6, 1944
EXPLANATIONS BELOW
Concept note-1: -The Japanese attack on Pearl Harbor began at 7:55 that morning. The entire attack took only one hour and 15 minutes.
Concept note-2: -On December 7, 1941, Japanese planes attacked the United States Naval Base at Pearl Harbor, Hawaii Territory, killing more than 2, 300 Americans. The U.S.S. Arizona was completely destroyed and the U.S.S. Oklahoma capsized.
Concept note-3: -Pearl Harbor Attack, December 7, 1941.
Concept note-4: -The Japanese intended the attack as a preventive action to keep the United States Pacific Fleet from interfering with its planned military actions in Southeast Asia against overseas territories of the United Kingdom, the Netherlands, and the United States.