Fantastic Fiction: Knights versus Aliens: The High Crusade by Poul Anderson
Science fiction often begins with a question of “what if”? And in 1960, Poul Anderson asked just such a question: What if aliens attempting to invade the Earth encountered a troop of medieval knights? And what if the knights won the ensuing struggle and took to the stars? This is the premise of The High Crusade, one of the most offbeat and entertaining science fiction novels of the early 1960s…