in 1807 with the slave trade act and carried on in 1833 with the abolition of slavery within the british empire itself, and then to suppression of slave trading in the atlantic and also the indian ocean. and also that britain entered into these mutual right of search treaties with most other nations in the world. a lot has been made of the impact of slavery on economies around the world, whole industries that would not have existed without this sort of labour. but talk to me about the impact that it had on east africa. the 18205, a plantation economy emerged in zanzibar. so zanzibar became the world s biggest producer of clothes. and in order to do that, they required slaves. so the slaves were used to produce clothes and coconuts. the problem, the economic aspect to it was that it s been beneficial for the plantation economy, but not very beneficial for where the slaves were sourced.
background of the annexation that came in 1890, to permanently put an end to the slavery and slave trade. a lot has been made of the impact of slavery on economies around the world, industries that wouldn t have existed without this sort of labour. what did it mean for east africa? iiit what did it mean for east africa? t t the 1820s a plantation economy emerged in zanzibar and it became the worlds biggest producer of clothing. to do that they required slaves, and slaves used to produce clothes and coconuts. the problem, the economic aspect to it, was that it was beneficial for the the economic aspect to it, was that it was beneficialfor the plantation economy but not beneficial for where the slaves were sourced. even though only around 20,000 slaves were imported to zanzibar per year, around ten or 20 times as many died
fronds, coconuts. reporter: typhoon mawar is equivalent to a category 4 hurricicane. ththe strongegest to pasass ththis close t to the u.s.s. territory in more than 20 years. we are at the crosshairs of typhoon mawar. take action now. reporter: the navy is sending in the uss nimitz carrier strike group to deal with the aftermath. tonight most of the island is without power, and officials say they re only just beginning to survey the damage. erin mclaughlin, nbc news. one year ago today the massive in uvalde, texas, shook the country to its core. the gunman killed 19 children and 2 teachers. tom llamas just went back to uvalde where he spoke with their loved ones in a community that s been changed forever. reporter: in uvalde, texas, memories of the massacre are impossible to escape. somedays i feel like it was just yesterday, but not being able to hold your daughter, give