WASHINGTON POST: …The document was crafted by a senator with two months of experience under his belt. It was signed by some members rushing off the Senate floor to catch airplanes, often with little close analysis. Many of the 47 signatories reasoned that Senate Majority Leader Mitch McConnell’s endorsement was vetting enough. There was no caucus-wide debate about strategy; no consultation with Senate Foreign Relations Committee Chairman Bob Corker (R-Tenn.), who has studiously followed the nuclear talks (and who refused to sign)…
It is true that President Obama set this little drama in motion. Major arms-control treaties have traditionally involved advice and consent by the Senate. Obama is proposing to expand the practice of executive agreements to cover his prospective Iranian deal — effectively cutting senators out of the process. By renewing a long-standing balance-of-powers debate — in a way that highlights his propensity for power-grabbiness — Obama invited resistance. And there is a practical argument for Senate approval of arms-control agreements: It strengthens and empowers the president in punishing violations. The whole U.S. government is placed on record promising consequences for infractions (if, of course, the Senate concurs)…
But the half-baked Cotton letter was a poor instrument to express concern. First, the bleedingly obvious: If Republican senators want to make the point that an Iran deal requires a treaty, they should make that case to the American people, not to the Iranians. Congress simply has no business conducting foreign policy with a foreign government, especially an adversarial one. Every Republican who pictures his or her feet up on the Resolute Desk should fear this precedent. (more)