"Clearly, he's forgetting the Mexican-American War, through which we gained control of much of the American Southwest (Arizona, New Mexico, California) and the Spanish-American War (remember the Maine!). When we're on our own turf, we're alright."
YES!
That is exactly right!
I think people need to either listen to this analysis or read "on war" or "Voltaire's Bastards" both are about militaristic expansion. And it is really that simple - do not fight across the sea!
Japan only lost due to the misfortune of Hiryu. The Americans went out to loose the war and it was predicted that the Japanese would invade the west coast.