Shawn: I will accept your problem 1 as you state it. Close enough.
But you misidentify problem two. Whether Americans are willing to fight for Ukraine or not, it is millitarily infeasible. The Black Sea is private to Russia, so our carrier groups are irrelevant. We have no forces in Europe remotely sufficient to stop the Russion army. Any serious military attempt to stop Putin in Ukraine has got to involve nukes.
Shawn: I will accept your problem 1 as you state it. Close enough.
But you misidentify problem two. Whether Americans are willing to fight for Ukraine or not, it is millitarily infeasible. The Black Sea is private to Russia, so our carrier groups are irrelevant. We have no forces in Europe remotely sufficient to stop the Russion army. Any serious military attempt to stop Putin in Ukraine has got to involve nukes.
Are you willing to go there?