90 years of slavery that very likely would have been severely restricted in 1807 and abolished outright in 1833 (based on certain major events relating to slave

90 years of slavery that very likely would have been severely restricted in 1807 and abolished outright in 1833 (based on certain major events relating to slavery in the British empire, which I'm sure you're aware of) might sound "vague" to you, but most likely it wasn't to those affected.