What exactly does this mean?

He added, “The danger ... is that we are constantly fighting the last war, responding to the threats that have come to fruition, instead of staying one step ahead of the threats of the 21st century.”

Isn’t “staying one step ahead of the threats” sort of what Bush was doing when he invaded Iraq?

Did Obama just make a case for preemptive war?  Or are the Obama disciples going to tell us again that the words of the messiah don’t always mean what they appear to mean?