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Eleanor's position as first lady enabled her to gain publicity for marginal groups. She used her role to hold press conferences especially for female reporters and was instrumental in furthering women's issues within the Democratic party. She actively supported anti-lynching campaigns and fought for fair housing for minorities. For the labor movement, she investigated working conditions and supported the right to organize.
President Harry Truman chose her to head the United Nations Human Rights Commission in 1945. Three years later she was instrumental in drafting the Declaration of Human Rights. She was a key figure in the Democratic party for the rest of her life.