The exact date is unknown but between 550 bc and 539 bc.
After slavery was completely abolished in the North, African Americans did not live easy lives, for discrimination and prejudice were still a prominent problem. In the caucasian dominating Northern region of the United States, African Americans were considered free because they were no longer forced into slavery, but in reality they were only given limited freedom in regards to their political rights, social rights, and rights of expression.
African Americans were only granted limited freedom in regards to their political rights.
Nepal
They put up a good fight between 1814-1816 they lost a few parts but weren't conquered by the Brits