(A) ** Woodrow Wilson
(B) Herbert Hoover
(C) Theodore Roosevelt
(D) Franklin Roosevelt
EXPLANATIONS BELOW
Concept note-1: -The Treaty of Versailles included a plan to form a League of Nations that would serve as an international forum and an international collective security arrangement. U.S. President Woodrow Wilson was a strong advocate of the League as he believed it would prevent future wars.
Concept note-2: -The creation of the League of Nations marked a new era of multilateral cooperation. The Covenant bound its Member States to try to settle their disputes peacefully. By joining the League, Member States also renounced secret diplomacy, committed to reduce their armaments, and agreed to comply with international law.
Concept note-3: -Wilson took direct personal control of American foreign policy, which he believed was constitutionally mandated. He personally attended meetings and negotiations and penned his approval of the Terms of Peace and the Covenant of the League of Nations.
Concept note-4: -The predecessor of the United Nations was the League of Nations, established in 1919, after World War I, under the Treaty of Versailles “to promote international cooperation and to achieve peace and security."
Concept note-5: -Overview. The League of Nations was established at the end of World War I as an international peacekeeping organization. Although US President Woodrow Wilson was an enthusiastic proponent of the League, the United States did not officially join the League of Nations due to opposition from isolationists in Congress.