Johns Yoo and Bolton caution that we need to limit executive authority. After January 20, anyway.
The framers of the Constitution designed the treaty process with a bias against “entangling alliances,” as Thomas Jefferson described them in his first inaugural address. They designated the Senate as the body responsible to protect the interests of the states from being bargained away by the president in deals with foreign nations. The framers required a supermajority to ensure that treaties would reflect a broad consensus and careful, mature decision-making.