 For example, it wants a pact with the Saudis not only to deter Iran, but to keep China away, and to pressure the Israelis into start working towards a Palestinian state in return for a detente with the Saudis. And there's nothing to keep any of our allies from flirting with Beijing and Moscow. If exclusivity is Washington's objective in a relationship, that should be a part of the agreement. If that's too tough for the partner nation, settle for a trade agreement with no military support.