From the wording, it seemed that the 50% was for any attack, not just one with Pakistan involved. I think I'm on to a pretty good bet even without it. It's not as unlikely as a US state seceding, but I didn't want to wait ten years :-)
The US State seceding is something that many of my friends sit around contemplating. We have had speculations about whether it will be a state like Mississippi, or South Carolina (Red), or if it will be a state like California or Oregon (Blue).
The Red States are pretty easy to understand why they might wish to secede from the heathen atheistic socialist nazi USA... But, the motivations for a Blue State are a bit more complex.
For instance, in California, I have noticed a lot of people complaining about how much money this state pays into Social Security, ye...
I would like to propose this as a thread for people to write in their predictions for the next year and the next decade, when practical with probabilities attached. I'll probably make some in the comments.