The book "The History of the Origin, Progress and Achievements in the Abolition of the African Slave Trade by the British Parliament (1839)" by Thomas Clarkson is an important document in the world history of the struggle for human rights. The author examines the state of affairs in the field of the slave trade, particularly on the African continent, as well as the extraordinary efforts that the British Parliament had to make to abolish this terrible phenomenon. Clarkson describes in detail the history of the abolition movement, its spread, difficulties and victories. This book is not only a historical document, but also an inspiration for all contemporaries fighting for justice and humanitarian values.