The attack on Pearl Harbor was known in advance to happen but allowed to happen to stimulate the USA Economy by USA Involvement in WW2 primarily in the Nuclear Energy Industry.

Pearl Harbor's attack on America that started America's involvement in World War 2 could have been prevented and was only allowed to happen to create excuse for America to enter the war. War is the health of the State (Zinn 168). Our industrial complex is based on war. War creates jobs and thus helps the economy. At this time in our history America was in recession and badly needed a pick up so war was the only …

…atomic bomb sparked the atomic energy industry thus creating a new invigorated American Economy, which could not have been stimulated for FDR's dereliction of duty to not notify Hawaii's contingent of Japanese War declaration. Sources Theobald, Robert A. The Final Secret Of Pearl Harbor. Old Greenwich, CT: Devin -Adair, 1954 Toland, Joohn. Infamy: Pearl Harbor and its Aftermath. New York: Doubleday, 1982 Vankin J. and Whalen J. "The 60 Greatest Conspiracies of All Time." Barnes and Noble Inc. 1998