Brockenbrough akatora hutungamiri hwebhirigadi mushure mekunge Field akuvadzwa muHondo yechipiri yeBull Run uye akaitungamirira mazuva maviri gare gare paChantilly
. Munguva yeMaryland Campaign, Brockenbrough akatora chikamu mukutora kweHarpers Ferry, ndokuzofamba nevamwe vese veChiedza Chikamu kunonunura mauto aGen. Robert E. Lee kuSharpsburg; brigade rake rakagadziriswa kurudyi kweA.P. Chikomo chemutsara uye haina kuona chero chiito chakananga ipapo. PaFredericksburg, brigade yake yakarairwa kuvhara gomba mumutsetse weConfederate uyo wakanga uchishandiswa nemauto eUnion pasi paMajor General George G. Meade. Brockenbrough akarasikirwa nekutonga kweboka rake mukati meichi chiito uye maviri emapoka ake akaparadzana naye uye haana kuzosvika pakurwa. Sezviri pachena Lee haana kuororwa nounhu hwaBrockenbrough hwokutungamirira. Kunyange zvazvo mwedzi yakanga yapfuura, boka racho rakanga richiri kunzi Field's Brigade uye Brockenbrough akanga achiri kunzi mutungamiriri waro wenguva pfupi. Lee haana kukurudzira John kuti akwidziridzwe.