Spiritualism was one of the nineteenth-century's most successful religious innovations, a movement of individuals who yearned for a religion which united mysticism and science.

Black Muslims have been an influential force in the prisoners' rights movement and criminal justice reform as early as the World War II era.

The writings of Martin Luther King, not so well known as his speeches and acts of civil disobedience, are a rich source for those researching his life.

Women's suffrage was usually portrayed negatively in early films, but suffragists well recognized the importance of movies in getting their message out.

The integration of collegiate and professional sports parallels the civil rights movement, but in important ways it was a whole different track.

What's an illegal alien? The idea that the most important question about immigrants is their legal status is a relatively new one.

In Progressive-Era New York, a now-forgotten trend of public bathhouses was introduced in order to cleanse the unwashed masses.

African women, always a minority in the slave trade, often had to find their own ways of rebellion against slavery if they could.

Tulsa, Oklahoma. 1921. A wave of racial violence destroys an affluent African-American community, seen as a threat to white-dominated American capitalism.

The Stonewall riot in June, 1969 is generally remembered as be the beginning of the gay liberation movement. But there was precedent for the event.