George Orwell bibliography introduction by Ben Pimlott, "Orwell in Spain: The Full Text of Homage to Catalonia with Associated Articles, Reviews and Letters from The Complete Works of George Orwell" with an introduction by Christopher Hitchens, and "Orwell and Politics: Animal Farm in the Context of Essays, Reviews and Letters selected from The Complete Works of George Orwell" with an introduction by Timothy Garton Ash. Davison later compiled a handful of writings—including letters, an obituary for H. G. Wells, and his reconstruction of Orwell's list—into "Lost Orwell: Being a Supplement to The Complete Works of George Orwell", which was published by Timewell Press
Foreign involvement in the Spanish Civil War countries selling arms to republican side included Czechoslovakia and Estonia. $2,000,000 came from the United States for humanitarian purposes. Volunteers from many countries fought in Spain, most of them on the Republican side. About 32,000 men and women fought in the International Brigades, including the American Lincoln Battalion and the Canadian Mackenzie–Papineau Battalion, organized in close conjunction with the Comintern to aid the Spanish Republicans. Perhaps another 3,000 fought as members of the Confederación Nacional del Trabajo (CNT) and the Workers' Party of Marxist Unification (POUM) militias. Those fighting with POUM most famously included George Orwell and the small ILP