Jesús Sanjurjo is an Early Career Fellow of the Leverhulme and Isaac Newton Trusts at the University of Cambridge and a Fellow of Corpus Christi College. He is the author of In the Blood of Our Brothers. Abolitionism and the End of the Slave Trade in Spain’s Atlantic Empire, 1800–1870 (2021).Manuel Barcia is Chair of Global History at the University of Leeds. He is a scholar in the field of Atlantic and Slavery Studies. He has published extensively on the subjects of slave resistance, slave rebellion and the transfers of West African warfare knowledge to the Americas, with an emphasis on nineteenth-century Brazil and Cuba.