Pearl Harbor is an historic name in the life time of United states of America. It is an Harbor located in the Hawaii Island of United states. It is one of the Navy war base of America. The attack of this harbor by Japan in 1941, made the America to enter in to World War II directly. This incident happened on morning 7th December 1942. America was never aware of this attack, but Japan to prove its power attacked this harbor which caused a heavy damage and loss to United States of America. Life of many and weapons got destroyed in this attack, which made America to take revenge on Japan and declared the immediate war over Japan and entered the Second World War, the following day. This was the key incident for the nuclear bomb attack over Japan’s Hiroshima and Nagasaki. Now, this harbor is one of the biggest tourist spot of USA and when we look at it, it looks like a peaceful harbor but bearing a great history behind it.