Empire of the Summer Moon by S. C. Gwynne
Published 2010 · 386 pages · 134,000 words · about 7 hours at an average pace · History, Biography, Nonfiction
How many words are on a page? A ReadingRate study
How hard is Empire of the Summer Moon to read?
Empire of the Summer Moon scores 33 out of 100 for difficulty on ReadingRate, making it moderately challenging. The score is a weighted composite of nine measures: four of how hard the prose is to parse, five of how hard the meaning is to extract.
- Vocabulary: 50 out of 100
- Gwynne writes in a vivid magazine English loaded with frontier vocabulary: remuda, Comancheros, dragoons, the Llano Estacado, grama grass and chaparral. Comanche band names (Quahadi, Penateka, Nokoni) and period weaponry recur, but context carries the reader through, at about the level of 1491 or Bloodlands.
- Sentence structure: 45 out of 100
- Sentences run long through lists and appositives ('dust swirling behind the pack mules, regimental bugles shattering the air') and then snap shut in short verdicts ('She was right.'). The rhythm is journalistic and easy to follow.
- Abstraction: 35 out of 100
- The book stays on the ground: raids, captivities, cavalry campaigns, buffalo hunts and the Parker family's losses. Larger claims about horse culture, the collapse of the buffalo economy and the fate of Plains societies arise from those concrete scenes rather than from theory.
- Information density: 62 out of 100
- Two storylines, the Comanche nation over two centuries and the Parker family over three generations, cross with a large cast of Rangers, officers, chiefs and captives. Dates, troop numbers and place names pile up, especially in the campaign chapters, though Gwynne signposts well.
- Argumentative complexity: 30 out of 100
- Gwynne argues that the horse turned the Comanches into the dominant military power of the southern Plains and that their fall came from buffalo slaughter and Mackenzie's winter campaigns more than from any battle. The case is carried by narrative rather than by an argument the reader must reconstruct.
- Prerequisite knowledge: 20 out of 100
- No background is assumed beyond a general sense of nineteenth-century America; Gwynne explains the Texas Republic, the Civil War's effect on the frontier and the reservation system as he goes.
- Terminological opacity: 20 out of 100
- Comanche band names, Spanish frontier terms and period military language are introduced and defined in context. There is no specialist jargon.
- Rhetorical indirection: 20 out of 100
- Gwynne states his judgements plainly and often forcefully, on both the settlers' land hunger and the Comanches' cruelty. Readers never need to infer his position.
- Systemic scope: 40 out of 100
- The book draws together military history, ethnography of Plains horse culture, ecology and the buffalo economy, Texas politics and a family biography. Each strand is handled at a general reader's level and tied back to Quanah and Cynthia Ann.
How Empire of the Summer Moon is regarded
Empire of the Summer Moon holds a literary regard score of 60 out of 100, weighing its place in the canon, its critical reception, its influence on other writers, and the standing of its author. Regard is measured separately from difficulty: a demanding book is not necessarily an admired one.