December 6 th,1941 December 6, 1941 President Franklin D. Roosevelt made a final appeal to Japan for peace. There was no reply from the Emperor of Japan. Later that day, the U.S code breakers intercepted a 14 part Japanese message. Only the first 13 parts were deciphered.

December 7 th, 1941 The U.S. thought that there was an attack planned on Southeast Asia. Later, the 14 th part pf the message was deciphered and it stated that Japan was breaking off diplomatic relations with the US. This message was finally decoded at 9 AM. An hour later, another Japanese Message was intercepted that said that the first message was to be delivered to the US at 1 PM that day.

December 7 th,1941 The American’s were suspicious of an attack by the Japanese somewhere in the country, but the whereabouts were unknown. They then realized that the time from the messages corresponded with Pearl Harbor time which is several hours behind Washington D.C’s time.

The Attack The U.S tried to send a message to Hawaii to try to prevent the attack. The message was received at noon Hawaii time, but it was too late, the attack had begun four hours prior.

Dec. 7, AM Under the Naval command of Admiral Nagumo, the Japanese sent out 423 planes. At 6 AM, the first 183 planes took off from carriers, 230 miles from the Harbor.

Dec. 7, AM 7:02: Two army operators detected the Japanese air attack approaching. One reported it was thought tot be B-17 American planes, which were expected that day from the US West Coast. 7:15: 167 more planes ordered to take off from the Japanese carriers. The people of Hawaii remained unaware of the imminent attack.

Dec. 7, AM 7:53: The actual attack occurred The first 183 planes that were deployed attacked airfields and battleships. The second 167 planes deployed targeted ships and other ship yard facilities.

The Aftermath. 9:45 AM 9:45 AM: 8 battle ships were damaged and 5 were sunk 9 naval vessels as well as 188 aircrafts were lost during the attack The Japanese lost 27 planes and 5 midget submarines, which tried to attack the inner harbor and launch torpedoes

Casualties 2,335 United States Service men were killed 68 civilians were killed 1178 people were wounded 1,104 of the deaths were from the USS Arizona who were killed after 1,760 lb air bomb hit the forward line, causing a huge explosion