The National Society of Colonial Dames of America (NSCDA) is a historical organization founded in 1891. It aims to promote an appreciation for American history and heritage, particularly from the colonial period. Members are women who can trace their ancestry to individuals who contributed to the founding of the United States, including those involved in the American Revolution. The NSCDA engages in various activities, such as preserving historic sites, supporting educational programs, and conducting research on colonial history. The organization also participates in community service and advocacy efforts to promote historical awareness and appreciation among the public.