EntityQ517116· pop 23· linked from 305 articlesNathaniel LyonSign in to savefirst Union general to be killed in the American Civil WarConnectionsSt. LouisEntityPomoEntityClaiborne Fox JacksonEntityBattle of Mexico-cityEntityCamp Jackson AffairEntityUnited StatesCountryWashington, D.C.EntityAbraham LincolnPersonCaliforniaEntitylionEntityIllinoisEntityYouTubeConceptSan FranciscoEntityColoradoEntityMissouriEntityAmerican Civil WarConceptInternational Standard Book NumberEntityRepublican Party (United States)ConceptJefferson CityEntityUnited States CongressEntityCategories1818 births1861 deathsAmerican abolitionistsBleeding KansasKansas RepublicansMilitary personnel from ConnecticutMissouri RepublicansPeople from Ashford, ConnecticutPeople of Connecticut in the American Civil WarPeople of Missouri in the American Civil WarPerpetrators of the California genocideUnion army generals