Rejection of the Treaty of Versailles

The failure of the United States Senate to ratify the Treaty of Versailles resulted, not from the stubbornness and ineptitude of one man or political faction, but from the collective obstinacy of President Woodrow Wilson and the Internationalists, the Reservationists, and the Irreconcilables, coupled with the sudden loss of Wilson's campaign ability.
President Wilson, after months of debating with other important heads of state among the Allies, persistently campaigned for full acceptance of the terms of the Treaty of Versailles, especially the formation of the League of Nations, which he…