 Nyorai kupfuurira kweiyi ndima - Musi waChikunguru 9 naChikunguru 16 wa1861, Greenhow akapfuudza mashoko akavanzika kuConfederate General P. G. T. Beauregard ane mashoko anokosha pamusoro pekufamba kwemauto eUnion pane zvaizova Hondo Yokutanga yeBull Run, kusanganisira zvirongwa zvaGeneral Irvin McDowell. Vachibatsira pakurangana kwake vaive nhengo dzeCongress dzaitsigira Confederate, vakuru vehurumende, mutakuri Betty Duvall, uye chiremba wake wemazino, Aaron Van Camp, pamwe nemwanakomana wake uyo aivewo musoja weConfederate, Eugene B. Van Camp. Mutungamiri weConfederate Jefferson Davis akapa ruzivo rwaGreenhow neConfederates vachivimbisa kukunda paManassas pamusoro peUnion Army musi waJuly 21. 