emancipated

/iˈmæn.sə.peɪ.t̬ɪd/ emancipation

to free sb, especially from legal, political or social restrictions 解放；使不受（法律、政治或社会的）束缚 SYN free
Slaves were not emancipated until 1863 in the United States.
美国奴隶直到 1863 年才获得自由。