11. After Britain abolished the slave trade, colonial powers replaced it with the "coolie" system, shipping more than 2 million Chinese and Indian workers to plantations worldwide under conditions abolitionists called "a new system of slavery." After Britain abolished the Atlantic slave trade in 1807 and slavery itself in 1833, plantation owners across the colonial world needed new labor. The answer was the coolie system, a massive network of indentured labor contracts that transported an estimated more than 2 million workers, primarily Chinese and Indian, to sugar plantations in Cuba, Peru, British Guiana, Trinidad, Mauritius, South Africa, and elsewhere between...