“Almost everywhere on Earth had slavery for thousands of years and some places still do. The drive to end slavery on a worldwide basis was spearheaded by Britain in the early 1800’s. https://t.co/zO77pV1K9H. https://en.m.wikipedia.org/wiki/West_Africa_Squadron#:~:text=Britain%20pressed%20other%20nations%20into,East%2C%20and%20the%20Indian%20Ocean”