Historians are also in disagreement with how much Jefferson was committed to the anti-slavery cause.

As noted above, Benjamin Rush was a major political activist for anti-slavery causes in early America.

Isabella did not immediately approve of her husband's position, but she gradually converted to the anti-slavery cause.

Smith then took up the anti-slavery cause.

He could easily have joined the anti-slavery cause if he had wished to do so.

She also offered the Society's last resolution, which praised the post-civil war amendments as a success for the anti-slavery cause.

His fate was similar to other New England theologians, many who resigned or were dismissed for supporting the anti-slavery cause.

In 1843, while on furlough in Britain, he was active in the anti-slavery cause.

Louis picked up his mother's commitment to the Presbyterian mission and the anti-slavery cause.

She began giving public speeches about abolitionism, gaining a reputation for her ability to articulate the importance of the anti-slavery cause.