A lot of historians think the real failure of Pearl Harbor was to not concentrate on the oil reserves. America had enough oil stockpiled on Hawaii to last almost to the end of the war. Without fuel the pacific fleet would have been forced to withdraw back to California and most of 1942-43 would have been spent stockpiling at Hawaii to support offensive operations again.
A lot of historians think the real failure of Pearl Harbor was to not concentrate on the oil reserves. America had enough oil stockpiled on Hawaii to last almost to the end of the war. Without fuel the pacific fleet would have been forced to withdraw back to California and most of 1942-43 would have been spent stockpiling at Hawaii to support offensive operations again.