Correct Answer:
A. Franklin D. Roosevelt
The United Nations (UN) is an international organization founded in 1945 after World War II to promote international cooperation and prevent future conflicts. Its name reflects the collective effort of nations working towards peace.
- Franklin D. Roosevelt, the 32nd U.S. President, is credited with coining the term 'United Nations'. He first used it in the Declaration by United Nations on January 1, 1942, during World War II.
- Winston Churchill, the British Prime Minister, was a key ally but did not coin the name.
- Trygve Lie was the first Secretary-General of the UN, appointed after its formation.
- Charles de Gaulle was a prominent French leader but not associated with coining the UN name.