Trojan Records launched in 1968 at a time when the country was divided over mass migration from the Commonwealth.
The record label was known as the Motown of reggae, with dozens of hit records.
It influenced generations of musicians including The Clash, The Specials, Madness and Culture Club.
Watch the video below to find out more:
First Published 10.11.18: https://www.bbc.co.uk/news/av/entertainment-arts-46163079/trojan-the-music-label-that-brought-reggae-to-britain