 In 1820, they sent their first ship to Liberia, and within a decade around two thousand African Americans had been settled there.Such re-settlement continued throughout the 19th century, increasing following the deterioration of race relations in the Southern states of the US following Reconstruction in 1877.The Rastafari movement, which originated in Jamaica, where 92% of the population are descended from the Atlantic slave trade, has made efforts to publicize the slavery and to ensure it is not forgotten, especially through reggae music.