What was the significance of the attack on Pearl Harbor?

Fundamentally, the long-term significance of the Japanese attack on Pearl Harbor is that it eliminated (apparently permanently) isolationism from American political thought, and was the event that propelled the USA into the dominant super-power position it has held since about 1944. read more

From Pearl Harbor: Why, How, Fleet Salvage and Final Appraisal (Government Printing Office) Implications of the attack: JL Garvin on the backlash to 'Japan's blitzkrieg' The second world war now encompasses the globe. read more

In this investigation, you will consider this question and explore the significance of Pearl Harbor through documents selected from the Churchill Archive. read more