According to an interview given by Emperor Hirohito after the war it was was military leader Hideki Tojo who ordered the attack. But I'm not sure we know for sure.
Because the Japanese attack on Pearl Harbour brought America (which previously been neutral) into the war on the Allied side, this gave the allies crucial weapons, soldiers and money to retake europe
Surprise gave the attackers a huge advantage over the defenders of Pearl Harbor.
Certainly, it gave them LESS warships to fight.
If the Americans did declare war on Japan before they bombed pearl harbor then all my sources are wrong. The next day, 8th December, President Roosevelt gave a speech that declared we were at war.
Yes, he gave the attack his final approval when it was brought to him. He should have been charged with war crimes, but it was decided not to at the time.
The attack upon Pearl Harbor, Hawaii and World War 2 were the primary reasons isolationists gave up their notions of isolationism.
The port at Pearl Harbor gave the U.S. a power point in the Pacific. One of the primary goals of the Japanese was to control the Pacific. With that in mind U.S. control anywhere west had to be removed.
After the attack on Pearl Harbor, the United States passed several laws including the War Powers Act, which gave the President more authority in wartime, the Alien Registration Act, which required all non-citizen adult residents to register with the government, and the Japanese American Internment Executive Order, which led to the internment of Japanese Americans during World War II.
The Franciscan order of priests has existed for hundreds of years. The order in which things occur will change the outcome. The captain gave his men an order to attack. We placed an order for our pizza and waited for it to be made.
The Japanese attack on Pearl Harbor was on December 7, 1941. The US's refusal to allow Japan to run uncontested in East Asia, and the US ownership of the Philippines gave Japan the rational to attack the US, and let the world know, that it feared no nation.
We actually put a naval blockade against japan, stop giving air plane supplies to them and stopped trading with them which destroyed their economy since when gave them 80% of all their natural resources. Although we did that because they we invading China our trading partner.
Pearl Harbor gave the US a port safe from almost any storm.