(A) ** December 7, 1941
(B) September 1, 1939
(C) October 31, 1941
(D) December 25, 1941
EXPLANATIONS BELOW
Concept note-1: -On December 7, 1941, the Japanese military launched a surprise attack on the United States Naval Base at Pearl Harbor, Hawaii. Since early 1941 the U.S. had been supplying Great Britain in its fight against the Nazis. It had also been pressuring Japan to halt its military expansion in Asia and the Pacific.
Concept note-2: -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.
Concept note-3: -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-4: -Pearl Harbor attack, (December 7, 1941), surprise aerial attack on the U.S. naval base at Pearl Harbor on Oahu Island, Hawaii, by the Japanese that precipitated the entry of the United States into World War II. The strike climaxed a decade of worsening relations between the United States and Japan.
Concept note-5: -At 7:49 AM, the Japanese aerial commander orders the attack on Pearl Harbor. At 7:55 AM, the Coordinated attack on Pearl Harbor begins. At 8:10 AM, the USS Arizona explodes. At 8:17 AM, the Destroyer USS Helm fires at and sinks Japanese submarine at entrance to harbor.