Which organization is noted for its work in temperance?

The Women's Christian Temperance Union (WCTU) is recognized for its significant role in the temperance movement, advocating for the reduction or prohibition of alcohol consumption. Founded in the late 19th century, the WCTU primarily focused on promoting abstinence from alcohol and addressing issues related to alcohol use, such as family welfare and public morality. The organization utilized education, lobbying, and public campaigns to influence legislation and societal attitudes towards alcohol, thereby playing a crucial role in the eventual passage of Prohibition in the United States.

The other organizations listed have distinct missions and focus areas. The American Medical Association is primarily concerned with aspects of medical practice and public health. The NAACP (National Association for the Advancement of Colored People) focuses on civil rights and racial equality. The Red Cross is devoted to humanitarian efforts, including disaster relief and health services. While all these organizations contribute to society in important ways, none are directly associated with the temperance movement as the WCTU is.