manumitted

Quakers and other religious groups organized antislavery societies, while numerous individuals manumitted their slaves.

贵格会信徒及其他宗教团体组成了废奴社团，与此同时，不计其数的个人释放了他们的奴隶。

After they were manumitted by the ratification of the Thirteenth Amendment in 1865, millions of former slaves celebrated their newfound freedom.

1865年通过的第十三项修订案使奴隶们获得解放，成千上万曾经的奴隶们为重获自由而庆祝。

manumit

vt. 解放(奴隶)