 Sezvo Nyika dzakatumira mauto eUnion kumaodzanyemba, musi waApril 19, mhomho dzaiva muBaltimore dzaidzora njanji dzakarwisa mauto eUnionvakanga vachichinja zvitima. Mapoka evatungamiriri vomunzvimbomo gare gare akapisa mabhiriji anokosha enjanji kuenda kuguta guru uye Mauto akapindura nokusunga vakuru vakuru vomunzvimbomo veMaryland. Lincoln akamisa gwaro rehabeas corpus pazvaidiwa nokuda kwokuchengeteka kwemauto aiedza kusvika kuWashington. John Merryman, mumwe mukuru mukuru weMaryland akanga achidzivisa kufamba kwemauto eU.S., akakumbira Mutongi Mukuru weDare Repamusorosoro Roger B. Taney kuti abudise gwaro rehabeas corpus. Muna June Taney, achitonga bedzi nokuda kwedare redunhu rakaderera ex parte Merryman, akabudisa gwaro iro akanzwa kuti raigona kungomiswa neCongress. Lincoln akapfuurira nomutemo wokumisa basa munzvimbo dzakasarudzwa. 