No one can predict when, if ever, the historians will achieve substantial agreement about the complex character and policies of Woodrow Wilson. This is particularly true of the great debate over the Versailles Treaty and the League Covenant in the Senate. Professor Bailey of Stanford lines up with those who proclaim their "complete sympathy with Wilson's broad program and with his vision of the future" but who also believe that he erred in not compromising with his senatorial foes in order to obtain ratification.