enfranchise

英 [ɪn'fræn(t)ʃaɪz; en-] 美[ɪn'fræntʃaɪz]

• vt. 给予选举权；给予自治权；解放，释放

1. grant freedom to; as from slavery or servitude;

"Slaves were enfranchised in the mid-19th century"

2. grant voting rights