The Unauthorized History of the Pacific War

Why did the Japanese invade the Philippines in the first place?  Why after so much warning, especially after the attack on Pearl Harbor, were the American forces so unprepared to meet a Japanese attack?  Why were the aircraft not dispersed?Why was there so little American air defense?Mac’s belief that Japanese suffered a defeat at Pearl?  Excuse for not acting more aggressively?  -We’ve harangued the Army Air Corps, as they were called then, enough I guess, lets focus on other commands.  What about

-Historians often cite Japanese expansionism, imperialism, what have you, for their desire to attack Pearl Harbor.  Others say it the United States’ embargos that led to the attack.  Which was it?  And could there have been another alternative to Kido Butai flinging airplanes at the sleeping American Pacific fleet?            -There were many warnings about the impending attack before the first aircraft dropped their ordnance.  What were some of those warnings?  What, if any, actions could of/should

This is just the trailer.