Union of South American Nations UNASUR, to deliberate on the application of sanctions to the affected state. Among the political and diplomatic sanctions envisaged by the Protocol, the following stand out: Visits by South American citizens to any South American independent country of up to 90 days only require an identification document issued by the traveler's country. In November 2006, Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Guyana, Paraguay, Peru, Suriname, and Uruguay agreed to abolish visa requirements for tourists between any of those nations. Mercosur, along with its Associate members of Bolivia, Chile, Colombia and Ecuador established that their territories together form an "area of
Covenant of the League of Nations obligation to join the League of Nations, as a result of strong objection from U.S. politicians. Although Wilson had secured his proposal for a League of Nations in the final draft of the Treaty of Versailles, the U.S. Senate refused to consent to the ratification of the Treaty. For many Republicans in the Senate, Article X was the most objectionable provision. Their objections were based on the fact that, by ratifying such a document, the United States would be bound by international contract to defend a League of Nations member if it was attacked. Henry Cabot Lodge from Massachusetts and